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BASIC Source File  |  1992-08-29  |  645b  |  12 lines
  1. '   +----------------------------------------------------------------------+
  2. '   |                                                                      |
  3. '   |        BASWIZ  Copyright (c) 1990-1992  Thomas G. Hanlin III         |
  4. '   |                                                                      |
  5. '   |                      The BASIC Wizard's Library                      |
  6. '   |                                                                      |
  7. '   +----------------------------------------------------------------------+
  8.  
  9. FUNCTION ArcTanHS! (Nr AS SINGLE)
  10.    ArcTanHS! = LOG((1! + Nr) / (1! - Nr)) / 2!
  11. END FUNCTION
  12.