Bison-Flex-Calculator

CS Assignment - scientific calculator using Bison & Flex, with additonal functionality implemented in C

Functionality

• Basic arithmetic following BODMAS rules e.g, 4 * (3 + 2) = 20
• Standard functions (modulo, ceil, abs, floor)
• Logarithmic functions (log2, log10)
• Trig functions (cos, sin, tan)
• Hyperbolic functions (cosh, sinh, tanh)
• Conversions (currency, temperature, distance)
• Variable stores (create and use your own variables. See example)
• Can read input the command line or a file

Example

Requirements

1. Bison (needs adding to PATH on windows)
2. Flex (needs adding to PATH on windows)
3. gcc compiler

Compile and execute

1. bison -d gram.y
2. flex lex.l
3. gcc gram.tab.c lex.yy.c -lm -o scientific-calc
4. scientific-calc