Chebyshev coefficients: Difference between revisions

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→‎{{header|REXX}}: used a more idiomatic expression for calculation of numeric digits.
m (→‎{{header|REXX}}: added/changed whitespace and comments.)
m (→‎{{header|REXX}}: used a more idiomatic expression for calculation of numeric digits.)
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The numeric precision is dependent on the number of decimal digits specified in the value of '''pi'''.
<lang rexx>/*REXX program calculates N Chebyshev coefficients for the range 0 ──► 1 (inclusive)*/
numeric digits length( pi() ) - 1 length(.) /*DIGITS default is nine, but use 71. */
parse arg a b N . /*obtain optional arguments from the CL*/
if a=='' | a=="," then a= 0 /*A not specified? Then use default.*/