changeset 26929:c8055304ad21

legendre.m: fix typo in recurrence formula in internal comment (bug #55934) * legendre.m: Fix typo in recurrence formula. Update Wikipedia URL.
author Mike Miller <mtmiller@octave.org>
date Sat, 16 Mar 2019 09:56:00 -0700
parents df9fe0026f73
children ead8f91c5556
files scripts/specfun/legendre.m
diffstat 1 files changed, 2 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/specfun/legendre.m	Fri Mar 15 22:54:19 2019 +0100
+++ b/scripts/specfun/legendre.m	Sat Mar 16 09:56:00 2019 -0700
@@ -196,9 +196,9 @@
 
   ## Based on the recurrence relation below
   ##            m                 m              m
-  ## (n-m+1) * P (x) = (2*n+1)*x*P (x)  - (n+1)*P (x)
+  ## (n-m+1) * P (x) = (2*n+1)*x*P (x)  - (n+m)*P (x)
   ##            n+1               n              n-1
-  ## http://en.wikipedia.org/wiki/Associated_Legendre_function
+  ## https://en.wikipedia.org/wiki/Associated_Legendre_polynomials
 
   overflow = false;
   retval = zeros ([n+1, size(x)]);