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# Questions tagged [ti-basic]

TI-BASIC is the unofficial name of a BASIC-like language built into Texas Instruments (TI)'s graphing calculators, including the TI-83 series, TI-84 Plus series, TI-89 series, TI-92 series (including Voyage 200), TI-73, and TI-Nspire.

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### TI-BASIC interpreter for Fishstacks

Fishstacks is a deadfish derivative based on a stack the stack can only hold four elements when a fifth element is pushed the bottom element is kicked out and eventually printed out to the screen. I'...
2k views

### TI-Basic Bouncing Ball Animation

Anyone who has programmed in TI-Basic is likely to have written one of these programs. The concept for this program is simple. The "ball" represented by a single point that originates from the upper ...
3k views

### Tic Tac Toe (2 players)

So here we have a little game of Tic Tac Toe I've made. It runs well on TI-83/84 calculators and it doesn't seem to have any problems. However, I'd like to eliminate some of the code that seems bulky ...
400 views

### Roman numeral to decimal converter

Program written in TI-Basic that works on TI-83/84/+/SE calculators. Automatically detects whether input is a number of a Roman numeral, and converts to the opposite. Please try to optimize for size, ...
285 views

### Sieve of Eratosthenes for prime generation

I was originally going to write this intro as just being the bare-bones "here's my problem, here are some ideas, what do you recommend" format (which I am still going to follow, mind you), but I've ...
86 views

### Invert the colors of the graph

I've heard that Lbl and Goto use up memory that they don't give back. I've noticed clearing the RAM on my calculator frees up a ...
1k views

### “Is a number prime?”

I've come up with a very efficient way of finding if a number is prime, using TI-BASIC for use with TI-83/84/+/SE calculators. I am trying to optimize it however possible. ...
117 views

### Factoring a number

Here's my program for factoring a number. It works, but it's quite slow. I'm looking for suggestions for optimizing. The lines are indented just for readability. ...
2k views

### Double integral solver in TI-84

Here's a program I made for estimating a double integral over a general region. It's pretty accurate, but it's VERY, VERY slow. (Getting an accurate enough result takes about 30 seconds) Here's the ...
91 views

### TI-Basic file manager

Tested on my TI-84 Plus CE. Variables: F: Stores the file listing's ID N: Stores the current file's ID ...
41 views

I am attempting to create a program that can, given an integer as input, simplify the radicand by removing all square factors. For use on my TI 84+ CE Code: for clarity reasons I've indented ...