Fix multiplication operator with SinFourier

OlivierHnt · Mar 20, 2024 · 804ea84 · 804ea84
1 parent 63c2136
commit 804ea84
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/sequence_spaces/symmetry.jl b/src/sequence_spaces/symmetry.jl
@@ -690,7 +690,7 @@ _mult_domain_indices(s::CosFourier) = _mult_domain_indices(Chebyshev(order(s)))
 _isvalid(s::CosFourier, i::Int, j::Int) = _isvalid(Chebyshev(order(s)), i, j)
 
 _mult_domain_indices(s::SinFourier) = -order(s):order(s)
-_isvalid(s::SinFourier, i::Int, j::Int) = (0 < abs(j)) & (0 < abs(i-j) ≤ order(s))
+_isvalid(s::SinFourier, i::Int, j::Int) = 0 < abs(i-j) ≤ order(s)
 
 # Norm