# User:MathMan64/Playground

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## Ideas needed to flesh out the TI-Lists book.[edit]

### Special features of the TI calculators[edit]

- Ans variable
- How to navigate the menus
- Storing values
- Fixing the STAT edit page when it gets messed up
- Setting the numeric format
- Where in the math menus are the math functions
- and what do they do

- Programming supplements

### Things that work differently from the TI-83 on the TI-86 and the TI-89[edit]

### Applications of list arithmetic[edit]

- Solving equations with two answers
- Quadratic Eq
- Law of Sines triangles finding two sides

- Reducing fractions
- Solving systems of equations slowly

### Graphing examples for TI-Lists[edit]

- Families of graphs
- Use {1,-1} for plus and minus in conics
- Envelopes and midlines for sinusiodal curves

### Programming examples for TI-Lists[edit]

- Implementing data structures

### Advanced stuff for TI-Lists[edit]

- Names for lists other than L1 thru L6
- Lists and matrices
- Complex numbers in lists