> program was born out of the observation that many problems are commonly solved with a calculator, a pencil, and a sheet of paper Few apps for Linux and Andro

> program was born out of the observation that many problems are commonly solved with a calculator, a pencil, and a sheet of paper Few apps for Linux and Android: TreeSheets[0], µMath+[1], Xournal++[2]. [0] https://strlen.com/treesheets/ https://strlen.com/treesheets/ [1] https://f-droid.org/en/packages/com.mkulesh.micromath.plus/ https://f-droid.org/en/packages/com.mkulesh.micromath.plus/ [2] https://xournalpp.github.io/ https://xournalpp.github.io/