TI-83/83+/84+ PROGRAMS
Last updated 4/2010.
| Trigonometry/Precalculus | College Algebra/Precalculus | Calculus |
| Differential Equations | Linear Algebra | Probability/Statistics |
| Miscellaneous | Fractals | Computer Science |
Back to my main TI program page. Michael Lloyd will not respond to questions which can be answered by reading the FAQ. If you email me with a question, please tell me your calculator model and be very specific.
| TRIGONOMETRY/PRECALCULUS | |
|---|---|
| Program | Description |
| grphsolv.zip | Scan graph for roots, extrema, etc. |
| lawcos.zip | Law of Cosines |
| lawsin.zip | Law of Sines |
| molleqn.zip | Mollweide's Equation for checking triangles. |
| newprob.zip | Select the usual settings; deselect functions and stat plots. |
| sinmcosn.zip | Convert to sums of 1st powers of sin and cos. |
| triarea.zip | Area of Triangle |
| trigval.zip | Draw angles, calculate trig values |
| unitcirc.zip | Unit Circle/Trig Function Demonstration |
| vector.zip | 2-D Vector Operations and Graphing |
| vector3.zip | N-D Vector Operations |
| COLLEGE ALGEBRA/PRECALCULUS | |
|---|---|
| Program | Description |
| bisect.zip | Bisection Method |
| echelon.zip | Echelon Form of matrix - can display every step |
| grphsolv.zip | Scan graph for roots, extrema, etc. |
| guesline.zip | Guess the slope and y intercept for a line |
| guessfun.zip | Guess functions and translations |
| implicit.zip | Graph solution to implicit equation. |
| ineqgraf.zip | Graph systems of inequalities in x and y. |
| lines.zip | Slope-intercept form, interpolation, distance, midpoint in plane |
| newprob.zip | Select the usual settings; deselect functions and stat plots. |
| polconic.zip | Graph general quadratic equation (conic). |
| polyn.zip | Polynomial Operations |
| polysolv.zip | Polynomial Solver (Download the Polynomial Root Finder App instead if you have a TI-83+.) |
| quad.zip | Quadratic Function Analyzer |
| CALCULUS | |
|---|---|
| Program | Description |
| grphsolv.zip | Scan graph for roots, extrema, etc. |
| nderiv12.zip | Approximate 1st and 2nd order derivatives. |
| newprob.zip | Select the usual settings; deselect functions and stat plots. |
| newton.zip | Newton's Method |
| newtong.zip | Graphical demonstration of Newton's method. |
| numint.zip | Numerical Integration |
| polyn.zip | Polynomial Operations |
| polysolv.zip | Polynomial Solver (Download the Polynomial Root Finder App instead if you have a TI-83+.) |
| quad.zip | Quadratic Function Analyzer |
| sinmcosn.zip | Convert to sums of 1st powers of sin and cos. |
| taylor.zip | Taylor polynomial expansion |
| DIFFERENTIAL EQUATIONS | |
|---|---|
| Program | Description |
| deseries.zip | Approximate the series solution to a linear second order DE near an ordinary point. |
| deplot.zip | Plot integral curves using Euler's, Modified Euler's, or Runge-Kutta method or plot direction field. |
| grphsolv.zip | Scan graph for roots, extrema, etc. |
| nderiv12.zip | Approximate 1st and 2nd order derivatives. |
| implicit.zip | Graph solution to implicit equation. |
| newprob.zip | Select the usual settings; deselect functions and stat plots. |
| polyn.zip | Polynomial Operations |
| polysolv.zip | Polynomial Solver (Download the Polynomial Root Finder App instead if you have a TI-83/4+.) |
| quad.zip | Quadratic Function Analyzer |
| taylor.zip | Taylor polynomial expansion |
| LINEAR ALGEBRA | |
|---|---|
| Program | Description |
| augcols.zip | Create matrix by augmented selected columns |
| cpoly.zip | Characteristic Polynomial |
| echelon.zip | Echelon Form |
| simplexa.zip | Simplex Method (Includes artificial variables.) |
| vector.zip | 2-D Vector Operations and Graphing |
| vector3.zip | N-D Vector Operations |
| PROBABILITY/STATISTICS | |
|---|---|
| Program | Description |
| anova2fd.zip | 2-Factor ANOVA: Factorial Design |
| anova2rb.zip | 2-Factor ANOVA: Randomized Block Design |
| bigraph.zip | Graph Binomial pdf and locate mean |
| bonfrni.zip | Bonferroni's procedure |
| buffon.zip | Buffon's needle problem demonstration |
| cchart.zip | Control chart (x bar, s, or proportion) |
| clt.zip | Demonstrate Central Limit Theorem |
| cntrlcon.zip | Find control chart constants. |
| ddistr.zip | Discrete distributions menu as on TI-89/92+ Flash Application |
| farea.zip | Tail area under F distribution |
| findfreq | Find the midpoints and frequencies in a histogram. |
| fmtest.zip | Friedman's Test |
| gammacdf.zip | Gamma distribution cumulative distribution function. |
| guessr.zip | Practice guessing the correlation coefficent given a random scatterplot. |
| invf.zip | Critical values for the F distribution |
| invt.zip | Critical values for Student's t distribution |
| invx2.zip | Critical values for the chi-squared distribution |
| kwtest.zip | Kruskall-Wallis Test |
| linl1.zip | Best line based on L1 norm |
| linuni.zip | Best line based on L infinity norm |
| lsci.zip | Confidence intervals for least squares line. |
| moe.zip | Margin of error for confidence intervals. |
| mlreg.zip | Multiple Linear Regression |
| nderiv12.zip | Approximate 1st and 2nd order derivatives. |
| pograph.zip | Graph Poisson probability mass function |
| prbexp.zip | Monte Hall Paradox and other probability experiments |
| randgeo.zip | Generate a random sample from the geometric distribution |
| randhgeo.zip | Generate a random sample from the hypergeometric distribution |
| randnegb.zip | Generate a random sample from the negative binomial distribution |
| randpois.zip | Generate a random sample from the Poisson distribution |
| rarea.zip | Right tail area for Pearson-Moment Corr. |
| rstest.zip | Wilcoxon Rank-Sum (Mann-Whitney U) Test |
| rval.zip | Correlation coefficent critical value. |
| s2int.zip | Confidence interval for the variance. |
| s2test.zip | Hypothesis test for the variance. |
| srcorr.zip | Spearman rank correlation coefficient |
| srtest1.zip | Wilcoxon's signed-rank test using maximum of positive and negative ranks. |
| srtest2.zip | Wilcoxon's signed-rank test using postive ranks for the test statistic. |
| tgraph.zip | Compare graph of t distribution and standard normal. |
| x2cntrb.zip | Contributions to 2-way chi-squared test statistic. |
| x2gof.zip | Chi-2 Goodness-of-fit test like the TI-84's. |
| zzrpdf.zip | Store r pdf into Y0. Subroutine for RAREA and RVAL. |
| zzinewt.zip | Newton's method for integral functions. Subroutine for some statistics programs. |
| zzmenu.zip | Menu for critical values. Subroutine for RVAL. |
| zzrank.zip | Average blocks in ranks. Subroutine for most nonparametric tests. |
| MISCELLANEOUS | |
|---|---|
| Program | Description |
| archimed.zip | Archimedes method for approximating Pi |
| bible.zip | Randomly select a chapter from the Bible |
| circle.zip | Given three points, find and graph the circle |
| factor.zip | Prime factorization of positive integers |
| falling.zip | Plot path of falling body/quadratic fit (CBL program) |
| fib.zip | Fibonacci sequence |
| gamma.zip | Gamma Function (not used as subroutine) |
| grade.zip | Find what average you have to subsequently earn to earn a grade of A, B, C, or D for a course. |
| pyth.zip | Prime Pythagorean triples |
| rclpic.zip | Recall a sequence of pictures |
| sound.zip | Sample a sound wave using a Calculator Based Laboratory. |
| unitconv.zip | Unit Conversion (Download the Science Tools App instead if you have a TI-83+.) |
| znice.zip | Create nice decimal window. |
| FRACTALS | |
|---|---|
| Program | Description |
| hilbert.zip | Hilbert's square filling curve. |
| ifs.zip | Draw fractal given IFS code. (Some codes included.) |
| koch.zip | Draw sequence converging to Koch fractal. |
| spiral.zip | Spiraling Square (area and length) |
| COMPUTER SCIENCE | |
|---|---|
| Program | Description |
| baseconv.zip | Convert between bases (including fractions) |
| mod.zip | Modulo function. |