1 files changed, 7 insertions, 0 deletions
diff --git a/sourcecodes/bnt-master/KPMtools/wrap.m b/sourcecodes/bnt-master/KPMtools/wrap.m
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index 00000000..9a5f2a2a
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+++ b/sourcecodes/bnt-master/KPMtools/wrap.m
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+function v = wrap(u,N)
+% WRAP Wrap a vector of indices around a torus.
+% v = wrap(u,N)
+%
+% e.g., wrap([-1 0 1 2 3 4], 3)   =   2 3 1 2 3 1
+
+v = mod(u-1,N)+1;