Ensured negation of a SpinBivector is a SpinBivector

brainandforce · Nov 29, 2023 · 913dc50 · 913dc50
1 parent d784082
commit 913dc50
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/data/spin.jl b/src/data/spin.jl
@@ -146,3 +146,6 @@ function SpinBivector(u::AbstractVector, v::AbstractVector)
 end
 
 (T::Type{<:SpinBivector{D}})(u::AbstractVector, v::AbstractVector) where D = T(_wedge_matrix(u,v))
+
+# TODO: mathematical operations should return reasonable types
+Base.:-(s::SpinBivector) = typeof(s)(-s.matrix)