Symbolic package: Difference between revisions

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  dfh (a)
  dfh (a)
ans = -1.5708


## And you can evaluate dfh at an array of "double" values:
## And you can evaluate dfh at an array of "double" values:


  dfh ([1.23 42.42 pi/2])
  dfh ([1.23 12.3 pi/2])
 
ans =
  -0.82502  4.20248  -1.57080


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