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| author | Tom Smeding <tom@tomsmeding.com> | 2024-11-06 23:52:28 +0100 |
|---|---|---|
| committer | Tom Smeding <tom@tomsmeding.com> | 2024-11-06 23:52:28 +0100 |
| commit | 401e74939fe2a717852acc4b7a452b222d82274a (patch) | |
| tree | 689492e33018eff4815839c7b5ca882872c2b46b /src/Data.hs | |
| parent | a76ec3bcbdea7beaf9066e4ce0b8c5868f571cdb (diff) | |
Some simplification rules
Diffstat (limited to 'src/Data.hs')
| -rw-r--r-- | src/Data.hs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/Data.hs b/src/Data.hs index c5d6219..1371902 100644 --- a/src/Data.hs +++ b/src/Data.hs @@ -80,6 +80,10 @@ type family n + m where Z + m = m S n + m = S (n + m) +snatAdd :: SNat n -> SNat m -> SNat (n + m) +snatAdd SZ m = m +snatAdd (SS n) m = SS (snatAdd n m) + lemPlusSuccRight :: n + S m :~: S (n + m) lemPlusSuccRight = unsafeCoerceRefl |