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QuantumKitHub · Oct 30, 2023 · 5ef7237 · 5ef7237
1 parent 228af5a
commit 5ef7237
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/src/algorithms/approximate/fvomps.jl b/src/algorithms/approximate/fvomps.jl
@@ -1,5 +1,6 @@
-function approximate(state, toapprox, alg::Union{DMRG,DMRG2}, envs...)
-    return approximate!(copy(state), toapprox, alg, envs...)
+# dispatch to in-place method
+function approximate(ψ, toapprox, alg::Union{DMRG,DMRG2}, envs...)
+    return approximate!(copy(ψ), toapprox, alg, envs...)
 end
 
 function approximate!(init::AbstractFiniteMPS, sq, alg, envs=environments(init, sq))

diff --git a/src/algorithms/derivatives.jl b/src/algorithms/derivatives.jl
@@ -228,6 +228,7 @@ function c_proj(row, col, below, envs::PerMPOInfEnv)
     )
 end
 
+# TODO: rewrite this to not use operator from cache?
 function ac_proj(pos, below, envs)
     le = leftenv(envs, pos, below)
     re = rightenv(envs, pos, below)
@@ -316,12 +317,12 @@ end
 
 function ∂∂AC(pos::Int, state, opp::ProjectionOperator, env)
     return AC_EffProj(opp.ket.AC[pos], leftenv(env, pos, state), rightenv(env, pos, state))
-end;
+end
 function ∂∂AC2(pos::Int, state, opp::ProjectionOperator, env)
     return AC2_EffProj(
         opp.ket.AC[pos],
         opp.ket.AR[pos + 1],
         leftenv(env, pos, state),
         rightenv(env, pos + 1, state),
     )
-end;
+end