Numerical integration/Gauss-Legendre Quadrature: Difference between revisions

m
→‎version 2: added wording to the REXX section header.
m (→‎version 2: added/changed comments and whitespace, used a template for the output section.)
m (→‎version 2: added wording to the REXX section header.)
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The execution speed of this REXX program is largely dependent on the number of decimal digits in   '''pi'''.
<br>If faster speed is desired, &nbsp; the number of the decimal digits of &nbsp; '''pi''' &nbsp; can be reduced.
 
Each iteration yields about three more (fractional) decimal digits &nbsp; (past the decimal point).
 
The use of "vertical bars" is one of the very few times to use leading comments, as there isn't that many