Add otimes as alternative for ⊗

Jutho · Mar 30, 2024 · b8aec58 · b8aec58
1 parent 7ad41f6
commit b8aec58
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/src/TensorKit.jl b/src/TensorKit.jl
@@ -37,7 +37,7 @@ export infimum, supremum, isisomorphic, ismonomorphic, isepimorphic
 
 # methods for sectors and properties thereof
 export sectortype, sectors, hassector, Nsymbol, Fsymbol, Rsymbol, Bsymbol,
-       frobeniusschur, twist
+       frobeniusschur, twist, otimes
 export fusiontrees, braid, permute, transpose
 export ZNSpace, SU2Irrep, U1Irrep, CU1Irrep
 # other fusion tree manipulations, should not be exported:

diff --git a/src/sectors/sectors.jl b/src/sectors/sectors.jl
@@ -119,7 +119,8 @@ Base.isless(::Trivial, ::Trivial) = false
 # FusionStyle: the most important aspect of Sector
 #---------------------------------------------
 """
-    ⊗(a::I, b::I) where {I<:Sector}
+    ⊗(a::I, b::I...) where {I<:Sector}
+    otimes(a::I, b::I...) where {I<:Sector}
 
 Return an iterable of elements of `c::I` that appear in the fusion product `a ⊗ b`.
 
@@ -128,6 +129,7 @@ Note that every element `c` should appear at most once, fusion degeneracies (if
 """
 ⊗(::Trivial, ::Trivial) = (Trivial(),)
 ⊗(I::Sector) = (I,)
+const otimes = ⊗
 
 """
     Nsymbol(a::I, b::I, c::I) where {I<:Sector} -> Integer