Some of the symbols found on your calculator are not easy to represent on the computer so they are translated into regular characters when viewed in text mode. This table tries to describe those changes.
| Keyword | TI-82 Text | TI-83 Text | Symbol | TI-82 Key Sequence |
|---|---|---|---|---|
| -> store | \->\ | \->\ | → | sto |
| pi | \pi\ | \pi\ | π | 2nd π |
| >= greater than or = to | \>=\ | \>=\ | ≥ | 2nd TEST 4 |
| <= less than or = to | \<=\ | \<=\ | ≤ | 2nd TEST 6 |
| not equal to | \<>\ | \!=\ | ≠ | 2nd TEST 2 |
| square root | \sqrt\ | \root\ | √ | 2nd √ |
| cube root | \CubeRt\ | \^3\\root\ | ³√ | MATH 4 |
| 10^ (representation is for 10 only) | \10^\ | \10\^ | 10^ | 2nd 10x |
| (-) negation | \(-)\ | \(-)\ | - | (-) |
| x Root y | \XrootY\ | \^x\\root\ | x√ | MATH 5 |
| sequence variable n | \n\ | \n\ | n | VARS 5 1 or 2nd n |
| matrix transpose | \T\ | \T\ | T | MATRIX 2 |
| squared | \^2\ | \^2\ | ² | x² |
| cubed | \^3\ | \^3\ | ³ | MATH 3 |
| inverse | \^-1\ | \^-1\ | -1 | x-1 |
| r radian | \rad\ | \r\ | r | 2nd ANGLE 3 |
| o degree | \deg\ | \o\ | ° | 2nd ANGLE 1 |
| sinh^-1 | \sinh^-1\ | \sinh^-1\ | sinh-1
| MATH |
4 |
| sin^-1 | \sin^-1\ | \sin^-1\ | sin-1 | 2nd sin-1 |
| cosh^-1 | \cosh^-1\ | \cosh^-1\ | cosh-1 | MATH 5 |
| cos^-1 | \cos^-1\ | \cos^-1\ | cos-1 | 2nd cos-1 |
| tanh^-1 | \tanh^-1\ | \tanh^-1\ | tanh-1 | MATH 6 |
| tan^-1 | \tan^-1\ | \tan^-1\ | tan-1 | 2nd tan-1 |
| to Frac display conversion | \>Frac\ | \>\Frac | Frac |
MATH 1 |
| to DMS display conversion | \>DMS\ | \>\DMS | DMS |
2nd ANGLE 4 |
| to Dec display conversion | \>Dec\ | \>\Dec | Dec |
MATH 2 |
| E exponent notation | \E\ | \EE\ | E | 2nd EE |
| zthetamax | \Z-@max\ | Z\theta\max | ZΘmax | VARS 2 5 |
| zthetamin | \Z-@min\ | Z\theta\min | ZΘmin | VARS 2 4 |
| zthetastep | \Z-@step\ | Z\theta\step | ZΘstep | VARS 2 6 |
| delta X (uppercase) | \Delta-x\ | \Delta\X | ΔX | VARS 1 7 |
| delta Y (uppercase) | \Delta-y\ | \Delta\Y | ΔY | VARS 1 8 |
| thetamax | \@max\ | \theta\max | Θmax | VARS 1 5 |
| thetamin | \@min\ | \theta\min | Θmin | VARS 1 4 |
| thetastep | \@step\ | \theta\step | Θstep | VARS 1 6 |
| Sigma x | \Sigma-x\ | \Sigma\x | Σx | VARS 5 1 |
| Sigma x^2 | \Sigma-x^2\ | \Sigma\x\^2\ | Σx² | VARS 5 2 |
| Sigma xy | \Sigma-xy\ | \Sigma\xy | Σxy | VARS 5 5 |
| Sigma y | \Sigma-y\ | \Sigma\y | Σy | VARS 5 3 |
| Sigma y^2 | \Sigma-y^2\ | \Sigma\y\^2\ | Σy² | VARS 5 4 |
| standard deviation (pop) x | \sx\ | \sigma\x | σx | VARS 5 4 |
| standard deviation (pop) y | \sy\ | \sigma\y | σy | VARS 5 7 |
| x bar (mean) | \x-bar\ | \xbar\ |  |
VARS 5 2 |
| y bar (mean) | \y-bar\ | \ybar\ |  |
VARS 5 5 |
| sequence function | \Un\ | \Un\ | Un | 2nd Y-VARS 4 1 |
| sequence function | \Vn\ | \Vn\ | Vn | 2nd Y-VARS 4 2 |
| sequence variable | \UnStart\ | \UnStart\ | UnStart | VARS 1 1 |
| sequence variable | \VnStart\ | \VnStart\ | VnStart | VARS 1 2 |
| sequence variable | \nStart\ | \nStart\ | nStart | VARS 1 3 |
| sequence variable | \nMin\ | \nMin\ | nMin | VARS 1 4 |
| sequence variable | \nMax\ | \nMax\ | nMax | VARS 1 5 |
| sequence variable | \Un-1\ | \Un-1\ | Un-1 | 2nd Un-1 |
| sequence variable | \Vn-1\ | \Vn-1\ | Vn-1 | 2nd Vn-1 |
| zoom memory sequence variable | \ZUnStart\ | \ZUnStart\ | ZUnStart | VARS 2 1 |
| zoom memory sequence variable | \ZVnStart\ | \ZVnStart\ | ZVnStart | VARS 2 2 |
| zoom memory sequence variable | \ZnStart\ | \ZnStart\ | ZnStart | VARS 2 3 |
| zoom memory sequence variable | \ZnMin\ | \ZnMin\ | ZnMin | VARS 2 4 |
| zoom memory sequence variable | \ZnMax\ | \ZnMax\ | ZnMax | VARS 2 5 |
| table variable | \Delta-Tbl\ | \Delta\Tbl | ΔTbl | VARS 6 2 |
| X1 parametric function | \X1t\ | X\1\\t\ | X1T | 2nd Y-VARS 2 1 |
| Y1 parametric function | \Y1t\ | Y\1\\t\ | Y1T | 2nd Y-VARS 2 2 |
| X2 parametric function | \X2t\ | X\2\\t\ | X2T | 2nd Y-VARS 2 3 |
| Y2 parametric function | \Y2t\ | Y\2\\t\ | Y2T | 2nd Y-VARS 2 4 |
| X3 parametric function | \X3t\ | X\3\\t\ | X3T | 2nd Y-VARS 2 5 |
| Y3 parametric function | \Y3t\ | Y\3\\t\ | Y3T | 2nd Y-VARS 2 6 |
| X4 parametric function | \X4t\ | X\4\\t\ | X4T | 2nd Y-VARS 2 7 |
| Y4 parametric function | \Y4t\ | Y\4\\t\ | Y4T | 2nd Y-VARS 2 8 |
| X5 parametric function | \X5t\ | X\5\\t\ | X5T | 2nd Y-VARS 2 9 |
| Y5 parametric function | \Y5t\ | Y\5\\t\ | Y5T | 2nd Y-VARS 2 0 |
| X6 parametric function | \X6t\ | X\6\\t\ | X6T | 2nd Y-VARS 2 A |
| Y6 parametric function | \Y6t\ | Y\6\\t\ | Y6T | 2nd Y-VARS 2 B |
| Y1 function | \Y1\ | Y\1\ | Y1 | 2nd Y-VARS 1 1 |
| Y2 function | \Y2\ | Y\2\ | Y2 | 2nd Y-VARS 1 2 |
| Y3 function | \Y3\ | Y\3\ | Y3 | 2nd Y-VARS 1 3 |
| Y4 function | \Y4\ | Y\4\ | Y4 | 2nd Y-VARS 1 4 |
| Y5 function | \Y5\ | Y\5\ | Y5 | 2nd Y-VARS 1 5 |
| Y6 function | \Y6\ | Y\6\ | Y6 | 2nd Y-VARS 1 6 |
| Y7 function | \Y7\ | Y\7\ | Y7 | 2nd Y-VARS 1 7 |
| Y8 function | \Y8\ | Y\8\ | Y8 | 2nd Y-VARS 1 8 |
| Y9 function | \Y9\ | Y\9\ | Y9 | 2nd Y-VARS 1 9 |
| Y0 function | \Y0\ | Y\0\ | Y0 | 2nd Y-VARS 1 0 |
| r1 function | \r1\ | r\1\ | r1 | 2nd Y-VARS 3 1 |
| r2 function | \r2\ | r\2\ | r2 | 2nd Y-VARS 3 2 |
| r3 function | \r3\ | r\3\ | r3 | 2nd Y-VARS 3 3 |
| r4 function | \r4\ | r\4\ | r4 | 2nd Y-VARS 3 4 |
| r5 function | \r5\ | r\5\ | r5 | 2nd Y-VARS 3 5 |
| r6 function | \r6\ | r\6\ | r6 | 2nd Y-VARS 3 6 |
| L1 list variable | \L1\ | L\1\ | L1 | 2nd L1 |
| L2 list variable | \L2\ | L\2\ | L2 | 2nd L2 |
| L3 list variable | \L3\ | L\3\ | L3 | 2nd L3 |
| L4 list variable | \L4\ | L\4\ | L4 | 2nd L4 |
| L5 list variable | \L5\ | L\5\ | L5 | 2nd L5 |
| L6 list variable | \L6\ | L\6\ | L6 | 2nd L6 |
| x1 statistical summary point | \x1\ | x\1\ | x1 | VARS 5 1 |
| y1 statistical summary point | \y1\ | y\1\ | y1 | VARS 5 2 |
| x2 statistical summary point | \x2\ | x\2\ | x2 | VARS 5 3 |
| y2 statistical summary point | \y2\ | y\2\ | y2 | VARS 5 4 |
| x3 statistical summary point | \x3\ | x\3\ | x3 | VARS 5 5 |
| y3 statistical summary point | \y3\ | y\3\ | y3 | VARS 5 6 |
| first quartile variable | \Q1\ | Q\1\ | Q1 | VARS 5 1 |
| third quartile variable | \Q3\ | Q\3\ | Q3 | VARS 5 3 |
| theta | \@\ | \theta\ | Θ | ALPHA Θ |
| box mark | \box icon\ | \box\ |  |
2ND PLOT 1 |
| cross mark | \crs icon\ | \cross\ |  |
2ND PLOT 2 |
| dot mark | \dot icon\ | \dot\ | • | 2ND PLOT 3 |
| rectangular to polar return theta | \R>P@\ | R\>\P\theta\ | RPΘ |
2nd ANGLE 6 |
| rectangular to polar return R | \R>Pr\ | R\>\Pr | RPr |
2nd ANGLE 5 |
| polar to rectangular return x | \P>Rx\ | P\>\Rx | RPx |
2nd ANGLE 7 |
| polar to rectangular return y | \P>Ry\ | P\>\Ry | RPy |
2nd ANGLE 8 |
| continue program line | \#\ |