--- a/src/SbpOperators/volumeops/volume_operator.jl	Mon Mar 14 09:46:22 2022 +0100
+++ b/src/SbpOperators/volumeops/volume_operator.jl	Mon Mar 14 10:14:38 2022 +0100
@@ -43,18 +43,18 @@
 LazyTensors.range_size(op::VolumeOperator) = op.size
 LazyTensors.domain_size(op::VolumeOperator) = op.size
 
-function LazyTensors.apply(op::VolumeOperator{T}, v::AbstractVector{T}, i::Index{Lower}) where T
+function LazyTensors.apply(op::VolumeOperator, v::AbstractVector, i::Index{Lower})
     return @inbounds apply_stencil(op.closure_stencils[Int(i)], v, Int(i))
 end
 
-function LazyTensors.apply(op::VolumeOperator{T}, v::AbstractVector{T}, i::Index{Interior}) where T
+function LazyTensors.apply(op::VolumeOperator, v::AbstractVector, i::Index{Interior})
     return apply_stencil(op.inner_stencil, v, Int(i))
 end
 
-function LazyTensors.apply(op::VolumeOperator{T}, v::AbstractVector{T}, i::Index{Upper}) where T
+function LazyTensors.apply(op::VolumeOperator, v::AbstractVector, i::Index{Upper})
     return @inbounds Int(op.parity)*apply_stencil_backwards(op.closure_stencils[op.size[1]-Int(i)+1], v, Int(i))
 end
 
-function LazyTensors.apply(op::VolumeOperator{T}, v::AbstractVector{T}, i) where T
+function LazyTensors.apply(op::VolumeOperator, v::AbstractVector, i)
     return LazyTensors.apply_with_region(op, v, closure_size(op), op.size[1], i)
 end