Reference Guide

Contents - 16
√ (Square Root).................................................................................................................................................................3-286
∫ (Integrate).......................................................................................................................................................................3-288
? (Undefined)....................................................................................................................................................................3-288
∞ (Infinity)........................................................................................................................................................................3-289
Σ (Summation).................................................................................................................................................................3-289
Σ+ (Sigma Plus)..............................................................................................................................................................3-289
Σ– (Sigma Minus)..........................................................................................................................................................3-290
π (Pi)..................................................................................................................................................................................3-290
∂ (Derivative) ....................................................................................................................................................................3-291
! (Factorial) .......................................................................................................................................................................3-291
% (Percent)........................................................................................................................................................................3-292
_ (Unit attachment)..........................................................................................................................................................3-292
« » (Program delimiters)...............................................................................................................................................3-293
< (Less than)......................................................................................................................................................................3-293
≤ (Less than or Equal) .....................................................................................................................................................3-294
> (Greater than)................................................................................................................................................................3-295
≥ (Greater than or Equal)................................................................................................................................................3-295
≠ (Not equal).....................................................................................................................................................................3-296
* (Multiply)........................................................................................................................................................................3-297
+ (Add)...............................................................................................................................................................................3-298
– (Subtract)........................................................................................................................................................................3-299
/ (Divide)...........................................................................................................................................................................3-300
= (Equal) ............................................................................................................................................................................3-301
== (Logical Equality) ....................................................................................................................................................3-302
 (Store)..............................................................................................................................................................................3-303
→ (Create Local)...........................................................................................................................................................3-303
; (Semicolon)....................................................................................................................................................................3-304
4. Computer Algebra System .........................................................................................................................................................4-1
CAS Settings..............................................................................................................................................................................4-1
Selecting CAS Settings .....................................................................................................................................................4-1
The CAS directory, CASDIR..........................................................................................................................................4-1
Points to note when choosing settings..........................................................................................................................4-1
Using the CAS...........................................................................................................................................................................4-3
Examples and Help ..........................................................................................................................................................4-3
Compatibility with Other Calculators............................................................................................................................4-3
Extending the CAS...........................................................................................................................................................4-3
Dealing with unexpected CAS results or messages.....................................................................................................4-3
5. Equation Reference.....................................................................................................................................................................5-1
Columns and Beams (1) ..........................................................................................................................................................5-3
Elastic Buckling (1, 1).......................................................................................................................................................5-4
Eccentric Columns (1, 2).................................................................................................................................................5-4
Simple Deflection (1, 3)...................................................................................................................................................5-5
Simple Slope (1, 4)............................................................................................................................................................5-5
Simple Moment (1, 5).......................................................................................................................................................5-6
Simple Shear (1, 6)............................................................................................................................................................5-6
Cantilever Deflection (1, 7).............................................................................................................................................5-7
Cantilever Slope (1, 8)......................................................................................................................................................5-7
Cantilever Moment (1, 9).................................................................................................................................................5-7
Cantilever Shear (1, 10)....................................................................................................................................................5-8
Electricity (2).............................................................................................................................................................................5-9
Coulomb’s Law (2, 1).....................................................................................................................................................5-10
Ohm’s Law and Power (2, 2)........................................................................................................................................5-10
Voltage Divider (2, 3).....................................................................................................................................................5-11
Current Divider (2, 4).....................................................................................................................................................5-11
Wire Resistance (2, 5).....................................................................................................................................................5-11
Series and Parallel R (2, 6) .............................................................................................................................................5-12