From 772c29561afc6b2416a63e51a94d40d56120e344 Mon Sep 17 00:00:00 2001
From: Martin Bauer <martin.bauer@fau.de>
Date: Tue, 2 Oct 2018 12:30:24 +0200
Subject: [PATCH] Bugfixes due to create_nested_diff de-duplication
---
chapman_enskog/chapman_enskog_steady_state.py | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/chapman_enskog/chapman_enskog_steady_state.py b/chapman_enskog/chapman_enskog_steady_state.py
index b9d13a9f..ff2d9b95 100644
--- a/chapman_enskog/chapman_enskog_steady_state.py
+++ b/chapman_enskog/chapman_enskog_steady_state.py
@@ -1,7 +1,7 @@
import sympy as sp
import functools
from pystencils.fd import Diff, DiffOperator, expand_diff_linear, normalize_diff_order, \
- collect_diffs, create_nested_diff
+ collect_diffs, diff
from pystencils.sympyextensions import normalize_product, multidimensional_sum, kronecker_delta
from lbmpy.chapman_enskog.chapman_enskog import LbMethodEqMoments, CeMoment, take_moments, insert_moments
from lbmpy.chapman_enskog.chapman_enskog import expanded_symbol, chapman_enskog_ansatz, remove_higher_order_u
@@ -274,7 +274,7 @@ class SteadyStateChapmanEnskogAnalysisSRT:
"""
dim = self.method.dim
- d = create_nested_diff
+ d = diff
s = functools.partial(multidimensional_sum, dim=dim)
kd = kronecker_delta
@@ -291,6 +291,6 @@ class SteadyStateChapmanEnskogAnalysisSRT:
first_order_terms = expand_diff_linear(first_order_terms, constants=[sp.Symbol("rho")])
match_coeff_equations = []
- for diff in navier_stokes_ref.atoms(Diff):
- match_coeff_equations.append(navier_stokes_ref.coeff(diff) - first_order_terms.coeff(diff))
+ for d in navier_stokes_ref.atoms(Diff):
+ match_coeff_equations.append(navier_stokes_ref.coeff(d) - first_order_terms.coeff(d))
return sp.solve(match_coeff_equations, [eta, eta_b])
--
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