From 1f5b69904865298cfd9d1e83840bda844869986b Mon Sep 17 00:00:00 2001
From: Nathanael Bosch <nathanael.bosch@uni-tuebingen.de>
Date: Thu, 9 Nov 2023 16:27:28 +0100
Subject: [PATCH] Remove write_into_pu and project_to_solution_space again

---
 src/perform_step.jl | 35 -----------------------------------
 1 file changed, 35 deletions(-)

diff --git a/src/perform_step.jl b/src/perform_step.jl
index 85838fb12..c0420813d 100644
--- a/src/perform_step.jl
+++ b/src/perform_step.jl
@@ -43,41 +43,6 @@ function write_into_solution!(u, μ; cache::EKCache, is_secondorder_ode=false)
         _matmul!(view(u, :), cache.E0, μ)
     end
 end
-function write_into_pu!(pu, x; cache::EKCache, is_secondorder_ode=false)
-    d = cache.d
-    if !(pu.Σ.R isa Kronecker.KroneckerProduct)
-        _gaussian_mul!(pu, cache.SolProj, x)
-    else
-        if !is_secondorder_ode
-            @assert cache.SolProj == cache.E0
-            _matmul!(view(pu.μ, 1:d), cache.E0, x.μ)
-            _matmul!(pu.Σ.R.A, x.Σ.R.B, cache.E0.B')
-        else
-            _gaussian_mul!(pu, cache.SolProj, x)
-            # _matmul!(view(pu.μ, 1:d), cache.E1, x.μ)
-            # _matmul!(view(pu.μ, d+1:2d), cache.E0, x.μ)
-            # _matmul!(pu.Σ.R.A, x.Σ.R.B, cache.SolProj')
-        end
-    end
-    return pu
-end
-function project_to_solution_space(pu, x; integ::EKCache, is_secondorder_ode=false)
-    d = cache.d
-    if !(pu.Σ.R isa Kronecker.KroneckerProduct)
-        _gaussian_mul!(pu, cache.SolProj, x)
-    else
-        if !is_secondorder_ode
-            @assert cache.SolProj == cache.E0
-            _matmul!(view(pu.μ, 1:d), cache.E0, x.μ)
-            _matmul!(pu.Σ.R.A, x.Σ.R.B, cache.E0.B')
-        else
-            _matmul!(view(pu.μ, 1:d), cache.E1, x.μ)
-            _matmul!(view(pu.μ, d+1:2d), cache.E0, x.μ)
-            _matmul!(pu.Σ.R.A, x.Σ.R.B, cache.SolProj')
-        end
-    end
-    return pu
-end
 
 """
     perform_step!(integ, cache::EKCache[, repeat_step=false])