BrainPy-style Synapses# BrainPy-style synaptic dynamics models. Simple Synapse Models# Expon Exponential decay synapse model. DualExpon Dual exponential synapse model. Alpha Alpha synapse model. Biological Receptor Models# AMPA AMPA receptor synapse model. GABAa GABAa receptor synapse model. BioNMDA Biological NMDA receptor synapse model.