valerie/qm

A command line math evaluator.

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Valerie f149e57f07 fixed README formatting		2023-06-14 12:16:31 -04:00
src	cleaned up unused import	2022-06-26 12:31:19 -04:00
.gitignore	significant code clean up, better "keyword" matching, added help text	2022-06-13 13:49:34 -04:00
Cargo.toml	cleaned up unused import	2022-06-26 12:31:19 -04:00
README.md	fixed README formatting	2023-06-14 12:16:31 -04:00

README.md

quickmaths

A small, pretty command line calculator.

Features expression evaluation, variable assignment, an interactive mode, pretty output, and a variety of preset constants and functions focused on pure mathematics, data science, and computer science.

Constants

Name	Tokens	Type	Value
Euler's Number	`e`	`f64`	`2.718281828459045`
Golden Ratio	`phi`, `ϕ`	`f64`	`1.618033988749895`
Pi	`pi`, `π`	`f64`	`3.141592653589793`
Root Two	`√2`	`f64`	`1.414213562373095`

Built-in functions

Mathematics

fix: fix a float to n digits.
log: logarithm. Defaults to natural logarithm (ln).
sqrt/√: square root.

Data Science

avg: average an arbitrary set of numbers.

Computer Science

bin: convert an integer to a binary string or vice versa.
hex: convert an integer to a hexadecimal string or vice versa.
oct: convert an integer to an octal string or vice versa.