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Text File  |  1992-10-25  |  330b  |  7 lines
  1. pi     = atan(1)*4              ;  3.14159265358979324
  2. e      = exp(1)                 ;  Natural log constant (2.71828182845904524)
  3. h      = 6.62607540E-34         ;  Planck's constant (J s)
  4.  
  5. sec(x) = 1 / cos(x)             ;  Secant
  6. csc(x) = 1 / sin(x)             ;  Cosecant
  7. cot(x) = cos(x) / sin(x)        ;  Cotangent