Fixed L2 projection for TensorValue

[miguelmaso]

Replacing · by ⊙ is a more generic implementation since the last operator has more overloads:

• scalar: ⊙ -> *
• vector: ⊙ -> ·
• matrix: ⊙ -> ⊙

[github-actions]

Benchmark Results (Julia v1)

Time benchmarks

	main	26d1d3e...	main / 26d1d3e...
Constitutive models/Visco-elastic Ψ	0.0394 ± 0.017 ms	0.0397 ± 0.018 ms	0.992 ± 0.62
Constitutive models/Visco-elastic ∂Ψ∂F	0.0328 ± 0.015 ms	0.033 ± 0.014 ms	0.994 ± 0.62
Constitutive models/Visco-elastic ∂∂Ψ∂FF	0.069 ± 0.032 ms	0.0686 ± 0.033 ms	1.01 ± 0.67
Constitutive models/Visco-polyconvex Ψ	0.161 ± 0.01 μs	0.161 ± 0.01 μs	1 ± 0.088
Constitutive models/Visco-polyconvex ∂Ψ∂F	0.18 ± 0.009 μs	0.181 ± 0.01 μs	0.994 ± 0.074
Constitutive models/Visco-polyconvex ∂∂Ψ∂FF	7.39 ± 5.8 μs	7.48 ± 5.9 μs	0.988 ± 1.1
Simulations/StaticMechanicalDirichlet	0.138 ± 0.0079 s	0.138 ± 0.0097 s	1 ± 0.091
Simulations/StaticMechanicalNeumann	0.13 ± 0.018 s	0.127 ± 0.019 s	1.02 ± 0.21
Simulations/ViscoElastic	13 s	12.7 s	1.02
Tensor algebra/Cofactor	0.08 ± 0.01 μs	0.081 ± 0.03 μs	0.988 ± 0.39
Tensor algebra/Det(A)Inv(A')	0.121 ± 0.051 μs	0.13 ± 0.061 μs	0.931 ± 0.59
Tensor algebra/IIsym	0.07 ± 0.001 μs	0.08 ± 0.03 μs	0.875 ± 0.33
Tensor algebra/push_forward_C_to_F	0.301 ± 0.001 μs	0.301 ± 0.019 μs	1 ± 0.063
Tensor algebra/×ᵢ⁴	0.07 ± 0.001 μs	0.07 ± 0.02 μs	1 ± 0.29
Tensor algebra/δδ_λ_2d	30 ± 0 ns	30 ± 0 ns	1 ± 0
Tensor algebra/δδ_μ_2d	30 ± 0 ns	30 ± 0 ns	1 ± 0
time_to_load	2.73 ± 0.016 s	2.7 ± 0.075 s	1.01 ± 0.029

Memory benchmarks

	main	26d1d3e...	main / 26d1d3e...
Constitutive models/Visco-elastic Ψ	0.542 k allocs: 0.0443 MB	0.542 k allocs: 0.0443 MB	1
Constitutive models/Visco-elastic ∂Ψ∂F	0.593 k allocs: 0.0492 MB	0.593 k allocs: 0.0492 MB	1
Constitutive models/Visco-elastic ∂∂Ψ∂FF	1.05 k allocs: 0.0853 MB	1.05 k allocs: 0.0853 MB	1
Constitutive models/Visco-polyconvex Ψ	0 allocs: 0 B	0 allocs: 0 B
Constitutive models/Visco-polyconvex ∂Ψ∂F	0 allocs: 0 B	0 allocs: 0 B
Constitutive models/Visco-polyconvex ∂∂Ψ∂FF	0.187 k allocs: 15.2 kB	0.187 k allocs: 15.2 kB	1
Simulations/StaticMechanicalDirichlet	1.51 M allocs: 0.108 GB	1.51 M allocs: 0.108 GB	1
Simulations/StaticMechanicalNeumann	1.48 M allocs: 0.0927 GB	1.48 M allocs: 0.0927 GB	1
Simulations/ViscoElastic	0.162 G allocs: 12.8 GB	0.162 G allocs: 12.8 GB	1
Tensor algebra/Cofactor	2 allocs: 0.156 kB	2 allocs: 0.156 kB	1
Tensor algebra/Det(A)Inv(A')	4 allocs: 0.25 kB	4 allocs: 0.25 kB	1
Tensor algebra/IIsym	1 allocs: 0.656 kB	1 allocs: 0.656 kB	1
Tensor algebra/push_forward_C_to_F	1 allocs: 0.656 kB	1 allocs: 0.656 kB	1
Tensor algebra/×ᵢ⁴	1 allocs: 0.656 kB	1 allocs: 0.656 kB	1
Tensor algebra/δδ_λ_2d	0 allocs: 0 B	0 allocs: 0 B
Tensor algebra/δδ_μ_2d	0 allocs: 0 B	0 allocs: 0 B
time_to_load	0.149 k allocs: 11.1 kB	0.149 k allocs: 11.1 kB	1