diff --git a/previews/78/.doctrees/environment.pickle b/previews/78/.doctrees/environment.pickle
index 24d2a91..34a0f0a 100644
Binary files a/previews/78/.doctrees/environment.pickle and b/previews/78/.doctrees/environment.pickle differ
diff --git a/previews/78/_static/flownexus.pdf b/previews/78/_static/flownexus.pdf
index 705387c..99e222e 100644
Binary files a/previews/78/_static/flownexus.pdf and b/previews/78/_static/flownexus.pdf differ