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Hartree-Fock OK

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This commit is contained in:
Anthony Scemama 2018-02-22 18:20:45 +01:00
parent 2ae07e13df
commit 23389acfc8
4 changed files with 134 additions and 124 deletions
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231
Basis/TwoElectronRRVectorized.ml
View File

@ -329,7 +329,6 @@ let hvrr_two_e_vector (angMom_a, angMom_b, angMom_c, angMom_d)
result
(*
and trr_v angMom_a angMom_c =
match (angMom_a.tot, angMom_c.tot) with
@ -340,123 +339,120 @@ let hvrr_two_e_vector (angMom_a, angMom_b, angMom_c, angMom_d)
try Zmap.find map_2d.(0) key with
| Not_found ->
let result =
let xyz = get_xyz angMom_c in
let axyz = Powers.get xyz angMom_a in
let cm = Powers.decr xyz angMom_c in
let cmxyz = Powers.get xyz cm in
let expo_inv_q_over_p =
Array.mapi (fun l expo_inv_p_l ->
let expo_p_l = 1./.expo_inv_p_l in
Array.mapi (fun k expo_inv_q_k ->
expo_inv_q_k *. expo_p_l) expo_inv_q ) expo_inv_p
in
let result = None in
let xyz = get_xyz angMom_c in
let axyz = Powers.get xyz angMom_a in
let cm = Powers.decr xyz angMom_c in
let cmxyz = Powers.get xyz cm in
let expo_inv_q_over_p =
Array.mapi (fun l expo_inv_p_l ->
let expo_p_l = 1./.expo_inv_p_l in
Array.mapi (fun k expo_inv_q_k ->
expo_inv_q_k *. expo_p_l) expo_inv_q ) expo_inv_p
in
let result = None in
let result =
if cmxyz < 1 then result else
let f = 0.5 *. (float_of_int cmxyz) in
if abs_float f < cutoff then result else
begin
let cmm = Powers.decr xyz cm in
match result, trr_v angMom_a cmm with
| None, None -> None
| Some result, None -> Some result
| None, Some v3 ->
Some (Array.init np (fun l ->
let v3_l = v3.(l) in
Array.mapi (fun k v3_lk ->
expo_inv_q.(k) *. f *. v3_lk) v3_l
) )
| Some result, Some v3 ->
(Array.iteri (fun l v3_l ->
let result_l = result.(l) in
Array.iteri (fun k v3_lk ->
result_l.(k) <- result_l.(k) +.
expo_inv_q.(k) *. f *. v3_lk) v3_l
) v3 ; Some result)
end
in
let result =
match result, trr_v angMom_a cm with
let result =
if cmxyz < 1 then result else
begin
let f = 0.5 *. (float_of_int cmxyz) in
let cmm = Powers.decr xyz cm in
match result, trr_v angMom_a cmm with
| None, None -> None
| None, Some v3 ->
Some (Array.init np (fun l ->
let v3_l = v3.(l) in
Array.mapi (fun k v3_lk ->
expo_inv_q.(k) *. f *. v3_lk) v3_l
) )
| Some result, None -> Some result
| None, Some v1 ->
Some (Array.init np (fun l ->
let v1_l = v1.(l)
and cpa = (center_pa xyz).(l)
and expo_inv_q_over_p_l = expo_inv_q_over_p.(l)
in
Array.mapi (fun k v1_lk ->
let cqc = (center_qc xyz).(k) in
(cqc +. expo_inv_q_over_p_l.(k) *. cpa) *. v1_lk
) v1_l
) )
| Some result, Some v1 ->
(Array.iteri (fun l v1_l ->
let cpa = (center_pa xyz).(l)
and result_l = result.(l)
and expo_inv_q_over_p_l = expo_inv_q_over_p.(l)
in
Array.iteri (fun k v1_lk ->
let cqc = (center_qc xyz).(k) in
result_l.(k) <- result_l.(k) +.
(cqc +. expo_inv_q_over_p_l.(k) *. cpa) *. v1_lk
) v1_l
) v1 ; Some result)
in
let result =
if cmxyz < 0 then result else
begin
let ap = Powers.incr xyz angMom_a in
match result, trr_v ap cm with
| None, None -> None
| Some result, None -> Some result
| None, Some v4 ->
Some (Array.init np (fun l ->
let v4_l = v4.(l) in
let expo_inv_q_over_p_l = expo_inv_q_over_p.(l) in
Array.mapi (fun k v4_lk ->
-. expo_inv_q_over_p_l.(k) *. v4_lk) v4_l
) )
| Some result, Some v4 ->
(Array.iteri (fun l v4_l ->
let result_l = result.(l) in
Array.iteri (fun k v4_lk ->
let expo_inv_q_over_p_l = expo_inv_q_over_p.(l) in
result_l.(k) <- result_l.(k)
-. expo_inv_q_over_p_l.(k) *. v4_lk) v4_l
) v4 ; Some result)
end
in
let result =
if axyz < 1 then result else
let f = 0.5 *. (float_of_int axyz) in
if abs_float f < cutoff then result else
begin
let am = Powers.decr xyz angMom_a in
match result, trr_v am cm with
| None, None -> None
| Some result, None -> Some result
| None, Some v2 ->
Some (Array.init np (fun l ->
let v2_l = v2.(l) in
Array.mapi (fun k v2_lk ->
expo_inv_q.(k) *. f *. v2_lk) v2_l
) )
| Some result, Some v2 ->
(Array.iteri (fun l v2_l ->
let result_l = result.(l) in
Array.iteri (fun k v2_lk ->
result_l.(k) <- result_l.(k) +.
expo_inv_q.(k) *. f *. v2_lk) v2_l
) v2; Some result)
end
in result
in
Zmap.add map_2d.(0) key result;
result
*)
| Some result, Some v3 ->
(Array.iteri (fun l v3_l ->
let result_l = result.(l) in
Array.iteri (fun k v3_lk ->
result_l.(k) <- result_l.(k) +.
expo_inv_q.(k) *. f *. v3_lk) v3_l
) v3 ; Some result)
end
in
let result =
begin
match result, trr_v angMom_a cm with
| Some result, None -> Some result
| Some result, Some v1 ->
(Array.iteri (fun l v1_l ->
let cpa = (center_pa xyz).(l)
and result_l = result.(l)
and expo_inv_q_over_p_l = expo_inv_q_over_p.(l)
in
Array.iteri (fun k v1_lk ->
let cqc = (center_qc xyz).(k) in
result_l.(k) <- result_l.(k) +.
(cqc +. expo_inv_q_over_p_l.(k) *. cpa) *. v1_lk
) v1_l
) v1 ; Some result)
| None, None -> None
| None, Some v1 ->
Some (Array.init np (fun l ->
let v1_l = v1.(l)
and cpa = (center_pa xyz).(l)
and expo_inv_q_over_p_l = expo_inv_q_over_p.(l)
in
Array.mapi (fun k v1_lk ->
let cqc = (center_qc xyz).(k) in
(cqc +. expo_inv_q_over_p_l.(k) *. cpa) *. v1_lk
) v1_l
) )
end
in
let result =
if cmxyz < 0 then result else
begin
let ap = Powers.incr xyz angMom_a in
match result, trr_v ap cm with
| Some result, None -> Some result
| Some result, Some v4 ->
(Array.iteri (fun l v4_l ->
let result_l = result.(l) in
Array.iteri (fun k v4_lk ->
let expo_inv_q_over_p_l = expo_inv_q_over_p.(l) in
result_l.(k) <- result_l.(k)
-. expo_inv_q_over_p_l.(k) *. v4_lk) v4_l
) v4 ; Some result)
| None, None -> None
| None, Some v4 ->
Some (Array.init np (fun l ->
let v4_l = v4.(l) in
let expo_inv_q_over_p_l = expo_inv_q_over_p.(l) in
Array.mapi (fun k v4_lk ->
-. expo_inv_q_over_p_l.(k) *. v4_lk) v4_l
) )
end
in
let result =
if axyz < 1 then result else
begin
let f = 0.5 *. (float_of_int axyz) in
let am = Powers.decr xyz angMom_a in
match result, trr_v am cm with
| Some result, None -> Some result
| Some result, Some v2 ->
(Array.iteri (fun l v2_l ->
let result_l = result.(l) in
Array.iteri (fun k v2_lk ->
result_l.(k) <- result_l.(k) +.
expo_inv_q.(k) *. f *. v2_lk) v2_l
) v2; Some result)
| None, None -> None
| None, Some v2 ->
Some (Array.init np (fun l ->
let v2_l = v2.(l) in
Array.mapi (fun k v2_lk ->
expo_inv_q.(k) *. f *. v2_lk) v2_l
) )
end
in
Zmap.add map_2d.(0) key result;
result
in
let sum matrix =
@ -465,11 +461,8 @@ let hvrr_two_e_vector (angMom_a, angMom_b, angMom_c, angMom_d)
let vrr_v a b =
let v =
vrr_v 0 a b
(*
if Array.length zero_m_array < 10 then vrr_v 0 a b
if Array.length zero_m_array < 6 then vrr_v 0 a b
else trr_v a b
*)
in
match v with
| None -> 0.

19
Simulation.ml
View File

@ -1,4 +1,6 @@
type t = {
charge : Charge.t;
electrons : Electrons.t ;
basis : Basis.t;
nuclei : Nuclei.t;
overlap : Overlap.t lazy_t;
@ -9,12 +11,21 @@ type t = {
nuclear_repulsion : float;
}
let make ~nuclei ~basis =
let make ?multiplicity:(multiplicity=1) ?charge:(charge=0) ~nuclei basis =
let electrons =
Electrons.make ~multiplicity ~charge nuclei
in
let charge =
Array.fold_left (fun accu (e, _) -> accu + Charge.to_int (Element.to_charge e) )
0 nuclei - Electrons.(electrons.n_alpha + electrons.n_beta)
|> Charge.of_int
in
let overlap =
lazy (Overlap.of_basis basis)
in
{
basis ; nuclei ; overlap ;
charge ;
basis ; nuclei ; electrons ; overlap ;
overlap_ortho = lazy (Orthonormalization.make (Lazy.force overlap));
eN_ints = lazy (NucInt.of_basis_nuclei basis nuclei);
kin_ints = lazy (KinInt.of_basis basis);
@ -23,12 +34,12 @@ let make ~nuclei ~basis =
}
let of_filenames ~basis ~nuclei =
let of_filenames ?multiplicity:(multiplicity=1) ?charge:(charge=0) ~nuclei basis =
let nuclei =
Nuclei.of_filename ~filename:nuclei
in
let basis =
Basis.of_nuclei_and_basis_filename ~nuclei ~filename:basis
in
make ~nuclei ~basis
make ~charge ~multiplicity ~nuclei basis

6
Utils/Util.ml
View File

@ -161,3 +161,9 @@ let diagonalize_symm h =
syevd ~vectors:true ~w v
in
v, result
let xt_o_x o x =
gemm o x
|> gemm ~transa:`T x

2
run_integrals.ml
View File

@ -30,7 +30,7 @@ let run ~out =
in
let s =
Simulation.of_filenames ~nuclei:nuclei_file ~basis:basis_file
Simulation.of_filenames ~nuclei:nuclei_file basis_file
in
print_endline @@ Nuclei.to_string s.Simulation.nuclei;