Roam is more oriented towards networked thought and knowledge management. Calculist is geared more towards problem solving and calculation.

Can you demonstrate how to use Calculist to solve a specific problem?

I tried the demo and expanded the items in the sample document. I saw examples of calculation! So I’d love to see examples of problem solving with Calculist.

This video gives an example of solving a basic math problem: https://youtu.be/ctSeZpJsyCk