TI-89 BASIC Math Programs (Geometry)

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TI-89 BASIC MATH PROGRAMS (GEOMETRY)

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Archive Statistics

Number of files	135
Last updated	Friday, 30 October 2009
Total downloads	504,124
Most popular file	Analytic geometry 2.2 Pro with 18,393 downloads.

Name	Size	Date	Rating	Description
(Parent Dir)	folder			Up to TI-89 BASIC Math Programs
3formulae.zip	1k	07-09-08		3 Formulae Three Famous Formulas: The Handy-Dandy Distance Formula, The Magnificent Midpoint Formula, and the Scrumptious Slope Formula. Dialog box input/output.
ad.zip	1k	02-03-11		SFAPC: Angle drawer Stupid Functions for A P Calculus: Draw any angle on the graph screen
allgeometrynotes.zip	5k	02-10-25		All the Geometry Theorems and Postulates This is a file that contains ALL the theorems and postulates for the Geometry course. Very usefull if you are the student who can't remember the slew of equations and theorems required for the couse and tests.
analyticgeometry2.1pro.zip	306k	05-09-04		Analytic geometry 2.2 Pro The most comprehensive analytic geometry program for TI-89 and TI-92. You can enter points, vectors, lines and planes and then solve many problems as distances, intersections, angles (variances), rotating and much more. Help with a lot of formulas is also included, so your 45 minutes exam will take only 5 :-). Current language localizations: ENG, ITA, CZ. Nice tutorial is added!
apolysol.zip	9k	01-12-16		Apolysol Helps people solve geometry problems easier
arclength.zip	1k	03-10-23		Arc Length Calculates the Arc Length of a given function (see readme)
arclngth.zip	1k	00-02-13		Arc Length Calculates the arc length of a vector-valued function between t=a and t=b
arcsandsectors.zip	4k	06-05-27		Arcs and Sectors "Arcs and Sectors" is a small, useful program for geometry students. It can find both the arc length and sector area, given a number of degrees and the radius. As an added bonus, it is written completely with dialog boxes and gives the exact and approximate answers.
area.zip	1k	99-11-14		Area of a Triangle v1.0 Displays the area of a triangle from its three coordinates and graphs the triangle.
area3.zip	1k	02-02-21		Area Calculation New Triangle area Calculation tool
areacalc.zip	54k	02-11-08		Area Calculator This program calculates the bounded area and location of the centroid of any shape. It is useful to anyone calculating areas/centroids of odd shapes.
areacircs.zip	1k	00-07-19		Area of a Circular Segment This program computes the area of a circular segment(the area between a chord and the arc it spans).
areafinder.zip	1k	03-11-19		Area Finder 2.1 by Calcsoft Technologies A revised edition of the previous area finder. It doesn't change the mode settings or add a new folder.
areanvolumes.zip	2k	01-12-15		Area and Volumes (Full Version) Contains equations and also solves for the areas of 6 different polygons, the volumes of 6 different solids, the surface area of a sphere, and the lateral area of a right circular cone.
areanvolumescalc.zip	2k	01-12-15		Area and Volumes ( Calculating Version) Solves for the areas of 6 different polygons, the volumes of 6 different solids, the surface area of a sphere, and the lateral area of a right circular cone.
areanvolumesequ.zip	2k	01-12-15		Area and Volumes ( Equations) Contains equations for the areas of 6 different polygons, the volumes of 6 different solids, the surface area of a sphere, and the lateral area of a right circular cone.
areaofcircle.zip	1k	03-12-08		Area of Bryant's Circles This program allows you to determine the area of a circle with much more ease than the manual alternitive. Knock yourself out.
areas.zip	1k	99-05-31		2D Area Formulas v2.0 This program is designed to help you find the area for many 2-dimensional shapes.
areas2.zip	1k	09-04-24		Areas y volumenes [ENGLISH]Calculates areas and volumes of geometric shapes and figures differs, can employ the use of units such as _M, _cm, _ha, _M ^ 3 _l, etc.. [SPANISH] Calcula areas y volumenes de ditintas figuras y formas geometricas, puede emplear el uso de unidades tales como _m, _cm, _ha, _m^3, _l, etc.
areass.zip	2k	02-07-22		Areas Lots of Areas!!!
asolve.zip	1k	07-04-14		Angle Solve This program makes solving sinusoidal expressions easy.
bezierfr.zip	1k	03-03-04		Bezier (Fran�ais) Programme qui calcule et trace les courbes de bezier a partir de points que vous lui indiquez. Pas de limites de points. Le programme trace aussi les points
calcpi.zip	1k	99-11-19		Calculations for Pi Gives 3 different examples of how to calculate PI.
chord.zip	1k	01-02-07		Chord Calculator v1.2 Now automatically changes mode to degree so you don't get negative answers, etc. It changes back to whatever you had it on when it is done.
chordsolve.zip	1k	03-03-04		Absolute Chordsolve v1.00 When given any two pieces of information out of chord length, radius of circle, distance from circle to chord, and arc degree measure, this program will solve for the missing information. It will also find the length of the chord's arc. You can save any of these values to a variable.
circ.zip	1k	99-08-26		Circles Allows you to enter a property of a circle, and it returns 5 properties of a circle, includes, radius, diameter, circumference, area, and volume. Great for geometry.
circfunc.zip	1k	01-04-04		Circ Func A progam that creates the Secant, Cosecant and Cotangent circle functions (also known as arc functions).
circleprogram.zip	2k	01-12-15		Circle Program Finds the area, circumference, length of an arc with central angle defined, and the area of a sector with central angle defined.
circleproperties.zip	2k	01-12-15		Circle Properties Definitions of basic terms dealing with the circle along with pictures, and equations for finding the area and the circumference.
circlereg.zip	3k	04-08-03		Circle 'Regression' Not actually a true regression. What it can do is to take either two points, three points, or two points and the length of the radius and spit out the formula for the circle (circles for 2 pts & radius). For the 2 pt program, it shows the equation for the line passing through the centers of all circles passing through those two points. Useful for geometry and pre-calc.
circles.zip	1k	03-11-20		Circles Converts between the general equation of a cirle, radius, and center point.
cirprgm.zip	1k	98-11-21		Circle Formula Program Solves for Circle Formulas
cnvhull89.zip	38k	06-10-27		Convex Hull Area This program calculates the area of a 2D convex hull given a matrix of points (order is not important).
conic.zip	4k	05-09-27		CONICS This is the ULTIMATE CONICS PROGRAM! It does everything from finding the radius of a cicle to finding the eccentricity of a hyperbola. A must-have if you are having trouble with conics (or if you are just tired of them).
conic89.zip	5k	02-02-10		Grand Unified Conic Program89 Hangles any conic, general or standard, rotated or not
coniceh.zip	3k	02-01-01		ConicEH This program calculates the foci, vertices, and center of an Ellipse or a Hyperbola, conic sections.
conicid.zip	2k	02-01-01		ConicID ConicID calculates the type of conic section as well as the angle of rotation for the equation.
conicpar.zip	2k	02-01-01		Conic Parabola Conic Parabola calculates the Vertex, Focus, and Directrix of the parabola, a conic section.
conics.zip	3k	99-04-05		Conic Section Programs
conics2.zip	2k	99-11-10		Conics Solver v3.5 Conic section solver and grapher
conicssuite.zip	1k	02-10-26		Ti-89 Conics Suite This all-encompassing Conics Suite calculates Standard Form, the type of Conic, essential information about the graph (length of latus recturm, foci, vertices, length of major and minor axis, equation for asymptotes and directrixes). A must have for anyone in Algebra 2 or Precalculus. Easy to Use.
convert.zip	1k	03-10-23		Function Converter Converts a 3-d function from either rectangular, Cylindrical, or Spherical form to each of the other to forms (see readme for details and an example)
coor.zip	1k	09-09-06		Linear Line Information input 2 points as parameters coor(x1,y1,x2,y2) and find out the slope, midpoint, distance, y- and x- intercepts of the line
curve3d.zip	6k	04-01-02		Space Curves 89 This program adds new functionality to your TI-89: the ability to draw 3d space curves! This program is very useful for 3dimensional projectile motion, and any other applications that may use 3d graphing of curves. Also, a MUST HAVE for Calc III.
cvpolyg.zip	40k	06-10-27		Polygon Analysis Calculates area, perimeter and centre of gravity of a polygon given vertexes in whatever their order may be. In case of one or more points inside the polygon the program calculates also the barycentre of all the points.
diag.zip	1k	99-11-19		Diagonal Finder v1.0a Diagonal Finder finds the amount of diagonals in any polygon.
diagcirc.zip	19k	05-11-29		DiagCirc creer un diagrame circulaire create a circular graph
diagonal.zip	3k	06-05-27		Diagonal "Diagonal" is a very simple program written entirely in dialog boxes for the sole purpose of finding the number of diagonals in a regular, convex polygon.
dist.89p	1k	01-12-16		Distance Formula
dist.zip	1k	99-11-19		Distance It finds the distance between two points using the [square root of (x2-x1)^2 + (y1-y2)^2] formula. It saves alot of time.
distanc.zip	1k	03-11-22		Distance Finds the distance between two points on a coordinante plane.
distance.zip	1k	98-11-04		Distance 89 A program to find the distance between two points.
distance2.zip	1k	99-03-08		Equation to Point Distance Finds distance between: equation to equation, point to point, equation to point
distance3.zip	1k	00-10-01		Distance Formula This is the distance formula. It finds the distance between two points. It is very useful in geometry class.
distance5.zip	1k	03-09-19		Distance Formula this will find the distance of two points
distanceform.zip	1k	04-09-23		DISTANCE FORMULA, plus extras! Type in two coordinates, and you get the distance, slope, y-intercept, and the midpoint. Pretty impressive, eh? (Was part of mw.zip.)
distmid.zip	3k	01-04-04		2D/3D Distance and Midpoint Calculator A nice program for calculating 2D and 3D distances and midpoints. Gives answers in exact and approx form and cleans up after itself by deleting any variables it uses.
dobledistanciameridiana.zip	219k	09-06-07		Doble Distancia Meridiana� Gracias por descargar Doble Distancia Meridiana� Realiza el calculo de area, perimetro y precision de una poligonal cerrada. Incluye visualizacion de la poligonal. Thank you for download Doble Meridian Distance� The program calculates area, perimeter and precision of a closed polygon. Besides it shows the polygon visualization.
ellipse.zip	1k	09-10-30		Ellipse- find e & c enter with the parameters (a,b) where a and b are semimajor and semiminor axis values, and find the eccentricity and the length from center to focus
eqpack.zip	2k	99-09-11		Brandon's Top Ten Geometry Programs v0.95 Beta
funcs.zip	3k	02-02-10		Math Functions These are some math functions I made to help you with geometry.
function_gd.zip	1k	06-09-26		Functions: Gudermannian Function This function computes the inverse things of the mercator projection. Useful for geography.
g89form.zip	11k	00-11-07		Geometry 89 PLUS version 3.0 of My formulas for the 89. . Next version will include a sneek peek into other upcoming programs like Advanced Algebra 89 PLUS, The Dead Army, and James Bond 007
geo.zip	1k	98-11-21		2D and 3D Area Formulas Solves 2D and 3D geometric figures
geo2.zip	4k	01-02-20		Geometry 89 Excellent geometry program for the TI-89. Includes Pythagorean theory, slope-intercept form, function form from an equation or two points, area, volume, and other stuff. The best?
geo89.zip	63k	02-09-30		Geo 89 v1.20 Upgrade of the file Geo2, could not get hold of the original author. I added a WHOLE bunch of stuff. Download and read the word file with snapshots. He proclaims the best? After I edited it :) NOTE: This is beta, Hey!, you get to have your name in it.
geoboard.zip	1k	99-07-09		Geoboard v1.2 A geometry program for Middle School students.
geohelp.zip	1k	98-12-01		Geometry Helper 89 v1.11 A collection of geometry programs.
geom89.zip	1k	03-12-14		Geometry A quick reference for common two dimensional and three dimensional geometric formulas.
geometry.geometry.zip	1k	04-01-11		Geometry Help 5.0 This program will help students in Geometry to find the area of 9 different 2D figures or the area and volume of 9 different 3D figures. Very useful on tests.
geometry.zip	1k	02-05-28		Geometry v1.0 �In french only for now, sorry -_-.� Ce programme, �crit par un ami, contient toutes les fonctions n�cessaires (de quoi faire ses contr�les sans r�viser en fait ^_^) quand aux vecteurs, et m'a sembl� �tre indispensable (ou au moins "� essayer"). J'ai convaincu son cr�ateur de me laisser le poster, maintenant vous DEVEZ l'essayer. (il est compatible TI92+)
geometry89.zip	3k	02-03-08		Geometry Equations Solver This program allows you to keep track of a list of equations, in different catagories, and then recall them later and solve by plugging in values. Saves a lot of time on tests and homework.
geomtbx2.zip	1k	98-09-06		Geometry Toolbox 2 89 v1.0 A package that contains many solvers for geometry problems.
geoprgm.zip	2k	02-02-10		General Geometry This is a program that will solve systems of equations (ax+by=c) and find the distance, midpoint, and axis-intercepts of a line.
geowork.zip	4k	99-03-08		Geometry Workshop v1.00 A very complete geometry helper with many features.
gformula.zip	18k	04-02-17		Geometry Formulas Plus This program allows the user to quickly find the area, perimeter, surface area, or volume of many different geometrical figures. All answers are displayed in exact and approximate notation. This program also includes a quadratic solver that will give the vertex and roots (in exact format) of any quadratic equation.
helper.zip	1k	00-03-04		Helper This program has formulas for area, surface area, distance, midpoints and many more! Look for updates soon!
hero.zip	1k	04-08-24		Herons Formula This is a simple function that to calculate the area of a triangle, given you know all three sides. Only 81 bytes!
heroform.zip	1k	00-09-22		Heroform A formula program that will give you the area of a triangle when you imput the length of all three sides. Very useful...
heron.zip	1k	02-08-28		Heron's Formula This is a function where you enter the lengths of the sides of any triangle and you get the area..so you dont need to know the height of the triang to get the area.
herosf.zip	1k	00-07-20		Hero's Formula This program computes the area of a triangle given the lengths of the sides.
interiorangles.zip	2k	01-12-15		Interior Angles Finds the sum of the interior angles of a regular polygon with n sides. Just input the number of sides. Also, if it is an equilateral polygon, it finds the value of one of the interior angles.
isect.zip	4k	00-03-02		Intersect Checks to see if 2 line segments intersect. Uses the cross product. User may move points arround with arrow keys. Use this to increase your understanding.
linearline.zip	1k	09-09-06		Linear Equation Solver enter 2 coordinates and view the equation of the line connecting the points
math_programs.zip	2k	01-12-16		Math Programs These are programs that solve equations such as volume of cylinder with just the input of a few numbers
mathheaven.zip	8k	02-10-14		Geometry Heaven Suite This is the MOST comprehensive Geometry Suite on Ticalc.org. This includes the popular Math Heaven: Geometry and also includes ALL the Geometry Postulates and Theorems for the WHOLE Book! This suite is for the students who just can�t remember all those equations and theorems. This is a MUST for all Geometry students!!
mempi.zip	31k	03-07-17		Memorize PI! This program is a utility to help you memorize everyone's favorite number. With a database of 300 digits [more in future versions] and a size less than 1 kb, this program is fully functional with no trash vars left over!
met_rect.zip	1k	02-02-10		Met_Rect Calcul de la valeur approch�e d'une integrale par la methode des rectanges
mw.zip	12k	04-09-23		MATHWIZ v1.2 This is an update of the previous MATHWIZ program. It still contains the 4 useful formulas. The pythagorean theorem which calculates the leg or hypotenuse of a right triangle; distance and more which calculates the distance, y-intercept formula, slope, and the midpoint of two points on the coordinate plane; volume and surface area calculates the volume and S.A. of a rectangular prism; and last but not least, the quadratic formula. IF THERE ARE ANY FORMULAS OTHER THAN LISTED THAT YOU WOULD LIKE ON HERE, PLEASE EMAIL ME! Hope you enjoy it!
ngon.zip	1k	01-02-03		Area of a Regular Polygon Calculate the area of a regular polygon with n sides, given either the perimeter of the length of a side. Useful in particular for finding the area of an equilateral triangle.
parallellinesnangles.zip	1k	01-12-15		Parallel Lines and Angles This program draws a picture of what happens when a line crosses two parallel lines and the angles that form. A quick guide to which angles are equal to each other.
parperp.zip	1k	03-12-03		parallel and perpendicular line finder Finds the equation of a line either parallel or perpendicular to a given line.
pi.zip	1k	99-07-04		Pi Training This program helps to memorize pi decimals.
pi86.zip	1k	00-06-12		Pi Calculates PI to an arbitrary amount of digits using the classic 16 arctan(1/5)-4 arctan(1/239) approach. Ported from TI-86 version by Andrew Selle.
picalc.zip	1k	00-03-20		Pi Calculator Calculates pi up to as much digits you like
pieuler89.zip	2k	03-05-18		Pi: Euler's Method This package of programs for all TI's quickly converges to pi using one of Euler's methods.
pimem.zip	1k	04-03-16		Pi Memorization Helper - UPDATE An update from the previous Pi Memorization Helper. This version now keeps high scores. The number in the high score represents the number of digits that you've memorized. This program currently has the first 1000 digits programmed. I have also included an animated screenshots for a better visual. Remember to read the readme!
pinewt.zip	3k	06-07-07		PINEWT - Computes pi to housands of places Using "infinite" precision arithmetic you can compute (slowly) PI to thousands of places by evaluating Newton's power series
planeutil.zip	1k	99-02-28		Cartesian Plane Utilities v1.0 Calculate Length, Midpoint, and slope of lines and line segments.
pls2004.zip	33k	04-09-16		Point Line Solver 2004! his Program finds the missing point and the distance between two points when only one line equation and one point is given. This is a very useful program that can shave minutes off of your homework
pntarea89.zip	37k	06-10-27		Point's Area This program calculates the area of a convex polygon given the matrix of vertexes.
pntlines89.zip	68k	03-11-24		Points & Lines Geometry Assistant The program analyses a lot of analytic geometry problems with points and lines: line notation conversion, line across two points, lines intersection, line bisector, orthogonal lines, point on line projection, line-symmetric point, point-line distance, segment medium point and more over. The result is displayed in function or parametric graph mode and it can be saved for a future utilization. All data can be entered either in function or parametric notation.
point.zip	2k	02-01-01		Point This program displays the Midpoint, Distance, and Slope of the line segment connected by two points. The user need only enter the points.
pointsolve.zip	15k	02-11-11		Points Solve Do you know how to compute the distance of a line, its equation,...? You do now! This program allows the user to type in the coordinates for two points and have it calcualate the slope, distance, midpoint, x-intercept, y-intercept, and equation of the line. These are all displayed in a matrix in exact and approximate forms. The programs also allows the user to store the vars and graph the line between the two points. This is a very handy program when conducting multiple calculations!
polygon89.zip	11k	04-07-15		Regular Polygons Calculates the area of a regular polygon given side length and number of sides.
polyrad.zip	1k	03-03-05		PolyRad Find the area of any regular polygon from the radius of an inscribed circle
ptcircle.zip	1k	01-06-12		3 point circle Finds the center and radius of the circle that passes through 3 points.
ptsolver.zip	1k	99-02-28		Point Solver given 2 points or slope and 1 point, solves for equation of line
pyramid.zip	11k	03-06-18		Pyramid Pyramid() is a program which calculates basic geometric parameters and dimensions of a given regular square pyramid. Ratios between the base, the height, the slant height, the edge and the diagonal of the pyramid are evident from the values of trigonometric functions of the angles. In the Cheops' pyramid you can find more than 25 ratios which include the golden mean ratio Phi.
quadrilateralproperties.zip	2k	01-12-15		Quadrilateral Properties Definitions/area of a square, rectangle, and parallelogram.
rect.zip	1k	98-11-21		Rectangles A program used to find the Right Hand Sum and Left Hand Sum when doing integrals
reference.zip	1k	00-03-13		Reference Angles This is a basic program that can be used to calculate the reference angle of any point on the unit circle. Works for both degrees and radians.
reff.zip	1k	06-08-05		Reference Angle Finder Uses a simple dialog box. Enjoy. :)
rtrapeul.zip	1k	00-03-29		Trapezoidal Rule, Riemman Sum, and Euler Method
school.zip	7k	00-04-28		School-Geometry-89 PLUS v1.0 School program that contains formulas for geometry and algebra. The program also contains the periodic table.
shape.zip	4k	99-10-17		MegA-lo-mAniAc ShApe Beta 1 A full geometry software with powerful tools.
shapes.zip	1k	04-01-30		Shapes Solver This program solves for the lateral area, surface area, and volume of cones, cylinders, and spheres, and finds the area of trapazoids and ellipses.
shoelace.zip	1k	98-11-21		Shoelace Formula Solves for the area of a Triangle on a graph
solidspak.zip	12k	03-12-18		Solids Function Pak Sick and tired of those large geometry programs that have more than solid functions, the stuff you don't need? Well, here are a group of 14 unique functions that solve for the surface area and volume of the seven basic solids. Each functions can be individually manipulated to be deleted, reproduced, etc. These are the most useful group of programs created.
solve.zip	5k	01-03-11		Poly Solve Used to find the area of a polgon, circumference, radius Etc.
specialrighttriangles.zip	2k	01-12-15		Special Right Triangles A guide to angles and lengths of the two special right triangles (45/45/90 & 30/60/90).
surfaces89.zip	41k	03-11-24		Surfaces Analysis Assistant The program analyses a parametric 3D surface and calculates Jacob matrix, characteristic, area, tangent plane, flux, surface integral and more over. All results can be saved and reloaded in a second time.
surflgm.zip	9k	02-03-23		Surface Areas of Rotated Solids (Areas of Surfaces of Revol This great program calculates the surface areas of solids generated by rotating a function around an axis. It is very accurate and has helped me in Calculus a lot! The nice thing about it is the you don't even need to do much work -- you don't need to worry about ugly functions like x=sqrt(2y-1), the program takes care of everything! It can even give you the exact value in terms of Pi if the function is not complicated.
tangentplane.zip	2k	09-10-18		Tangent Plane to a 3D Surface Enter as parameters tangplan(z,x,y) where z is a function of x and y, f(x,y), and x and y are input values. Get the equation of the plane tangent to the point on the surface.
temperat.zip	1k	08-08-11		Areas Programa para calcular Areas y volumenes de distintas figuras geometricas y cuerpos geometricos
theodolite89.zip	4k	03-03-23		Theodolite Formula 89 This is the original program in which the 83+ version was ported from. Solve for the unknown height, distance, user, or angle of any theodolite measured angle by putting 0 in for the unknown.
threepointcirclefinder.zip	1k	03-04-08		Three point circle This program is the short way of solving for D,E,and F when given three points and asked for the equation of a circle. Plug in the three points, and the program will return a matrix with D on the top and F on the bottom. Please read the readme for futher information
tipi.zip	8k	07-03-06		TI-PI v1.0 Just in time for PI Day! Calculate pi on your 89 using a simple, easy to understand algorithm.
trap.zip	1k	00-02-13		Trapezoidal Rule Finds the trapezoidal rule approximation of an integral
trap_zecoj.zip	2k	02-03-11		SFAPC: Trapezoidal Approximation Method Stupid Functions for A P Calculus: find trapezoidal (or whatever you call it) approximation. Fast and simple!
trapezr89.zip	5k	02-02-25		Trapezoidal Rule v1.0 This program does the Trapezoidal Rule for you. It estimates areas under curves using this method. It's nice to use it to check your answers, if you are in calculus.
traprule.zip	1k	99-09-19		Trapaziodal Rule v1.0 Uses trapaziodal rule to approximate finite integrals and gives the error bound.
twopoint.zip	1k	02-03-19		TwoPoint I fixed a typo of my previously contributed twopoint making the length work correctly. Sorry for the inconvenience.
volrev.zip	1k	98-11-21		Volume of Solids of Revolution Uses both washer and cylindrical shell methods
volume.zip	1k	99-02-28		Volumes of Solids of Rotation v1.2 Determines Volumes of Solids of Rotation about Horizontal, Vertical or Diagonal lines.
volumefinder.zip	1k	03-09-01		Volume Finder by Calcsoft Technologies This program is the same as Area Finder. It is a proud and well working program created by Calcsoft Tech.
volumesrlgm.zip	12k	02-04-08		Volumes of Revolution LGM This is an extremely powerful program that calcultes volumes of revolution. A function is rotated around an axis and creates a volume which can often be found by using disk (washer) or shell method.
wallis_pi_ti.zip	8k	03-05-09		Wallis Pi Convergence Package Contains 2 files each for the TI-73, TI-82, TI-83, TI-83+, TI-85, TI-86, TI-89, TI-92, and TI-92+. A single text files covers the TI-80 and TI-81. Of course the TI-92+ files double for the V200. The 1st file (TI-73-TI-86) prompts for N (on the 89-V200 type 'wallis(N)') and starts converging. When you either press a key or it finishes it exits, clears the screen, and erases all variables used. The 2nd file for each on prompts for N, converges, and exits only when finished (unless you press ON). It doesn't clean up after itself. The 2nd file's only made for those w/ very little memory. Hope you enjoy. Product((2x)^2/((2x-1)(2x+1))), x=1 to infinity
washer.zip	1k	06-08-13		Washer v0.5 Uses the washer method to find the volume and surface area of a solid bounded by two functions. Vertical and horizontal rotation allowed.