tldr/pages/common/eva.md

eva

Simple calculator REPL, similar to bc, with syntax highlighting and persistent history. More information: https://github.com/oppiliappan/eva#usage.

• Run the calculator in interactive mode:

eva

• Calculate the result of an expression:

eva "{{(1 + 2) * 2 ^ 2}}"

• Calculate an expression forcing the number of decimal places to 5:

eva --fix {{5}} "{{5 / 3}}"

• Calculate an expression with sine and cosine:

eva "{{sin(1) + cos(1)}}"