lattice/latticegpu.jl
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Documentation for Spinors

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This commit is contained in:
Fernando P. Panadero 2023-12-11 11:46:05 +01:00
parent f7f28b91c8
commit 5bd1aadfd0
7 changed files with 129 additions and 42 deletions
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1
src/Dirac/Dirac.jl
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@ -522,7 +522,6 @@ end
Applies the operator \`\` \\gamma_5 D_w \`\` twice to `si` and stores the result in `so`. This is equivalent to appling the operator \`\` \`\`
The Dirac operator is the same as in the functions `Dw!` and `g5Dw!`
"""
function DwdagDw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
if abs(dpar.csw) > 1.0E-10

2
src/LatticeGPU.jl
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@ -50,7 +50,7 @@ export import_lex64, import_cern64, import_bsfqcd, save_cnfg, read_cnfg, read_gp
include("Spinors/Spinors.jl")
using .Spinors
export Spinor, Pgamma
export Spinor, Pgamma, Gamma
export imm, mimm
export pmul, gpmul, gdagpmul, dmul

4
src/Solvers/CG.jl
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@ -29,7 +29,7 @@ end
"""
function CG!
function CG!(si, U, A, dpar::DiracParam, lp::SpaceParm, dws::DiracWorkspace{T}, maxiter::Int64 = 10, tol=1.0)
Solves the linear equation `Ax = si`
"""
@ -75,4 +75,4 @@ function CG!(si, U, A, dpar::DiracParam, lp::SpaceParm, dws::DiracWorkspace{T},
end
return niter
end
end

44
src/Spinors/Spinors.jl
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@ -169,7 +169,7 @@ end
"""
gpmul(pgamma{N,S}, g::G, a::Spinor) G <: Group
gpmul(Pgamma{N,S}, g::G, a::Spinor) G <: Group
Returns ``g(1+s\\gamma_N)a``
"""
@ -226,7 +226,7 @@ end
end
"""
gdagpmul(pgamma{N,S}, g::G, a::Spinor) G <: Group
gdagpmul(Pgamma{N,S}, g::G, a::Spinor) G <: Group
Returns ``g^+ (1+s\\gamma_N)a``
"""
@ -284,33 +284,33 @@ end
# dummy structs for dispatch:
# Basis of \\Gamma_n
# Basis of \\gamma_n
struct Gamma{N}
end
"""
dmul(n::Int64, a::Spinor)
dmul(Gamma{n}, a::Spinor)
Returns ``\\Gamma_n a``
Returns ``\\gamma_n a``
indexing for Dirac basis ``\\Gamma_n``:
indexing for Dirac basis ``\\gamma_n``:
1 gamma1
2 gamma2
3 gamma3
4 gamma0
5 gamma5
6 gamma1 gamma5
7 gamma2 gamma5
8 gamma3 gamma5
9 gamma0 gamma5
10 sigma01
11 sigma02
12 sigma03
13 sigma21
14 sigma32
15 sigma31
16 identity
1 gamma1;
2 gamma2;
3 gamma3;
4 gamma0;
5 gamma5;
6 gamma1 gamma5;
7 gamma2 gamma5;
8 gamma3 gamma5;
9 gamma0 gamma5;
10 sigma01;
11 sigma02;
12 sigma03;
13 sigma21;
14 sigma32;
15 sigma31;
16 identity;
"""
@inline dmul(::Type{Gamma{1}}, a::Spinor{NS,G}) where {NS,G} = Spinor{NS,G}((mimm(a.s[4]), mimm(a.s[3]), imm(a.s[2]), imm(a.s[1])))