Skip to content

Use a small cutff 1e-30 as a default value #19

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
shinaoka merged 1 commit into from
Apr 18, 2025
Merged

Use a small cutff 1e-30 as a default value #19

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
14 changes: 7 additions & 7 deletions src/contractMPO.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,19 +1,19 @@
function contract_mpo_mpo(M1::MPO, M2::MPO; alg::String="densitymatrix", kwargs...)::MPO
function contract_mpo_mpo(M1::MPO, M2::MPO; alg::String="densitymatrix", cutoff::Real=1e-30, kwargs...)::MPO
if alg == "densitymatrix"
return contract_densitymatrix(M1, M2; kwargs...)
return contract_densitymatrix(M1, M2; cutoff, kwargs...)
elseif alg == "fit"
return contract_fit(M1, M2; kwargs...)
return contract_fit(M1, M2; cutoff, kwargs...)
elseif alg == "zipup"
return ITensors.contract(M1, M2; alg="zipup", kwargs...)
return ITensors.contract(M1, M2; alg="zipup", cutoff, kwargs...)
elseif alg == "naive"
return ITensors.contract(M1, M2; alg="naive", kwargs...)
return ITensors.contract(M1, M2; alg="naive", cutoff, kwargs...)
else
error("Unknown algorithm: $alg")
end

end

function apply(A::MPO, Ψ::MPO; alg::String="fit", cutoff::Real=1e-25, kwargs...)::MPO
function apply(A::MPO, Ψ::MPO; alg::String="fit", cutoff::Real=1e-30, kwargs...)::MPO
if :algorithm ∈ keys(kwargs)
error("keyword argument :algorithm is not allowed")
end
Expand All @@ -26,7 +26,7 @@ function apply(A::MPO, Ψ::MPO; alg::String="fit", cutoff::Real=1e-25, kwargs...
end


function apply(A::MPO, Ψ::MPS; alg::String="fit", cutoff::Real=1e-25, kwargs...)::MPS
function apply(A::MPO, Ψ::MPS; alg::String="fit", cutoff::Real=1e-30, kwargs...)::MPS
if :algorithm ∈ keys(kwargs)
error("keyword argument :algorithm is not allowed")
end
Expand Down
Loading