Srikiran Chandrasekaran

Add hexagonal topology to pso

2

This will add a hexagonal topology to pso. (I've fixed things that were wrong or missing in the previous PR)

Sometimes you already know the stochastic rate constants and just want to specify those.

Support for custom rate equations

1

Currently the user can only specify rate constants and the rate equations are implicit from the structure of the reaction. There should be support for custom rate equations independent of...