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Text File  |  1991-12-09  |  2KB  |  93 lines
  1. Operations
  2. Simplify
  3. simplify(");~
  4. Normalize
  5. normal(");~
  6. Factor
  7. factor(");~
  8. Expand
  9. expand(");~
  10. Integrate..
  11. %1With respect to
  12. int(",%1);~
  13. Differentiate..
  14. %1With respect to
  15. diff(",%1);~
  16. Evaluate
  17. eval(");~
  18. Sum..
  19. %1Find sum over
  20. %2 ranging from
  21. %3           to
  22. sum(",%1=%2 .. %3);~
  23. Product..
  24. %1Find product over
  25. %2     ranging from
  26. %3               to
  27. product(",%1=%2 .. %3);~
  28. Limit..
  29. %1Take limit as
  30. %2   approaches
  31. limit(",`%1`=%2);~
  32. Sort Polynomial..
  33. %1With respect to variables (eg. x,y)
  34. sort(",[%1]);~
  35. Packages
  36. Linear Algebra
  37. with(linalg):~
  38. Special 3D Plot Package
  39. with(plots):~
  40. Interface
  41. Prettyprint
  42. if interface(prettyprint,prettyprint=true) = `true`
  43. then interface(prettyprint=false);
  44.      lprint(`# prettyprint is off`)
  45. else lprint(`# prettyprint is on`)
  46. fi:
  47. Verbose Procedures..
  48. %1Verbose Procedures (0=None,1=User,2=All)
  49. lprint(`# verboseproc changed from`,
  50.  interface(verboseproc,verboseproc=%1),`to`,
  51.  interface(verboseproc)):
  52. Plot Device..
  53. %1Plot device (name)
  54. lprint(`# plotdevice changed from`,
  55.  interface(plotdevice,plotdevice=%1),`to`,
  56.  interface(plotdevice)):
  57. Plot Output..
  58. %1Plot output (name)
  59. lprint(`# plotoutput changed from`,
  60.  interface(plotoutput,plotoutput=%1),`to`,
  61.  interface(plotoutput)):
  62. Echoing..
  63. %1Echoing (0,1,2,3,4)
  64. lprint(`# echo changed from`,
  65.  interface(echo,echo=%1),`to`,
  66.  interface(echo)):
  67. Quiet
  68. if interface(quiet,quiet=true) = `true`
  69. then interface(quiet=false);
  70.      lprint(`# quiet is off`)
  71. else lprint(`# quiet is on`)
  72. fi:
  73. Label Width..
  74. %1Label width (integer)
  75. lprint(`# labelwidth changed from`,
  76.  interface(labelwidth,labelwidth=%1),`to`,
  77.  interface(labelwidth)):
  78. Labelling
  79. if interface(labelling,labelling=true) = `true`
  80. then interface(labelling=false);
  81.      lprint(`# labelling is off`)
  82. else lprint(`# labelling is on`)
  83. fi:
  84. Indent Amount..
  85. %1Indent amount (integer)
  86. lprint(`# indentamount changed from`,
  87.  interface(indentamount,indentamount=%1),`to`,
  88.  interface(indentamount)):
  89. Restore Defaults
  90. interface(quiet=false,labelling=true,prettyprint=true,plotdevice=ibm,
  91.  echo=1,verboseproc=1,indentamount=4,labelwidth=20,plotoutput=terminal):
  92. lprint(`# Interface options set to default`):
  93.