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2 Commits

Author SHA1 Message Date
Landon Curt Noll
2c4abcd2b7 add cas and cis trigonometric functions 
Added the following new trigonometric functions:

    cas(x [,eps])		trigonometric cosine plus sine
    cis(x [,eps])		Euler's formula
 2023-10-03 01:41:42 -07:00
Landon Curt Noll
26fc394089 add trigonometric chord of a unit circle functions 
Improve builtin function strings, as printed by help builtin,
that use an optional accuracy (epsilon) arg by adding a comma.

Added the following new trigonometric functions:

    crd(x [,eps])		trigonometric chord of a unit circle
    acrd(x [,eps])		inverse trigonometric chord of a unit circle
 2023-10-02 22:43:33 -07:00