ctmrg (#22)

* ctmrg

* Create UniformPeps.m

* remove plot tsvd + ctmrg tests

* Add CTMRG to docs

---------

Co-authored-by: Lander Burgelman <39218680+leburgel@users.noreply.github.com>
Co-authored-by: leburgel <lander.burgelman@ugent.be>

Author: qmortier

docs/src/index.rst

@@ -35,8 +35,8 @@ Additionally, for tensors which are invariant under general global symmetries, v
    lib/tensors
    lib/sparse
    lib/mps
-   lib/environments
    lib/algorithms
+   lib/environments
    lib/models
    lib/utility
    lib/caches

docs/src/lib/algorithms.rst

@@ -44,6 +44,15 @@ Infinite MPS algorithms
     :members: changebonds
 
 
+Infinite PEPS algorithms
+------------------------
+
+.. autoclass:: src.algorithms.Ctmrg
+    :no-members:
+    :members: fixedpoint
+
+
+
 Eigsolvers
 ----------
 

docs/src/lib/environments.rst

@@ -9,4 +9,5 @@ Environments
 This section contains the API documentation for the :mod:`.environments` module.
 
 .. autoclass:: src.environments.FiniteEnvironment
-
+.. autoclass:: src.environments.CtmrgEnvironment
+    :no-members:

docs/src/lib/mps.rst

@@ -28,3 +28,6 @@ Operators
 .. autoclass:: src.mps.PepsTensor
 .. autoclass:: src.mps.PepsSandwich
     :no-members:
+.. autoclass:: src.mps.UniformPeps
+    :no-members:
+    :members: UniformPeps