PPT Slide

Fast Math (4)

• example: single-precision exponential
  call vsexp(y,x,n)
  
  • x is the input vector of length n
  • y is the output vector of length n

• sample speedups (single & double)
  exp 9.7 6.7
  
  log 12.3 10.4
  sin 10.0 9.8
  complex atan 16.7 16.5

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