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.

Libraries

• evalexpr
• termion