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| author | Jaron Kent-Dobias <jaron@kent-dobias.com> | 2018-07-30 06:32:51 -0400 |
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| committer | Jaron Kent-Dobias <jaron@kent-dobias.com> | 2018-07-30 06:32:51 -0400 |
| commit | fc242f52e835be85cc6030b6cae5619d18df7670 (patch) | |
| tree | eff9095238fbc9de89702b69863fca1f7bdcc29d /lib/ising.h | |
| parent | 3223b527890e3090184384374f45a964cffa254a (diff) | |
| download | c++-fc242f52e835be85cc6030b6cae5619d18df7670.tar.gz c++-fc242f52e835be85cc6030b6cae5619d18df7670.tar.bz2 c++-fc242f52e835be85cc6030b6cae5619d18df7670.zip | |
various changes
Diffstat (limited to 'lib/ising.h')
| -rw-r--r-- | lib/ising.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/ising.h b/lib/ising.h index 473a18a..aaa0c52 100644 --- a/lib/ising.h +++ b/lib/ising.h @@ -53,6 +53,18 @@ class ising_t { return a; } } + + inline int operator-(const ising_t &s) const { + if (x == s.x) { + return 0; + } else { + if (x) { + return -2; + } else { + return 2; + } + } + } }; inline int& operator+=(int& M, const ising_t &s) { |