From dc9583859e86cecf7352e09d88dccafb2a823088 Mon Sep 17 00:00:00 2001
From: "isidora.araya" <isidora.araya@ug.uchile.cl>
Date: Thu, 7 Jul 2022 20:08:18 +0200
Subject: [PATCH] minor simplifications
---
qsymm/groups.py | 4 ++--
qsymm/model.py | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/qsymm/groups.py b/qsymm/groups.py
index b34de13..e559c92 100644
--- a/qsymm/groups.py
+++ b/qsymm/groups.py
@@ -235,9 +235,9 @@ class PointGroupElement:
if U is None:
Uinv = None
elif c:
- Uinv = la.inv(U).conj()
+ Uinv = U.T
else:
- Uinv = la.inv(U)
+ Uinv = U.T.conj()
# Check if inverse is stored, if not, calculate it
Rinv = _inv(R)
result = PointGroupElement(Rinv, c, a, Uinv, _strict_eq=self._strict_eq)
diff --git a/qsymm/model.py b/qsymm/model.py
index 21dbd61..48ad102 100644
--- a/qsymm/model.py
+++ b/qsymm/model.py
@@ -196,7 +196,7 @@ class Model(UserDict):
else:
self.keep = set()
- if hamiltonian == {} or isinstance(hamiltonian, abc.Mapping):
+ if isinstance(hamiltonian, abc.Mapping):
# Initialize as dict sympifying the keys
self.data = {symbol_normalizer(k): v for k, v in hamiltonian.items()
if symbol_normalizer(k) in self.keep
--
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