#CCCC

A postfix calculator with fractions, written in Uxntal.

#Build

You must have an Uxntal assembler.

uxnasm src/cccc.tal bin/cccc.rom

If do not wish to assemble it yourself, you can download cccc.rom.

#Run

You must have a Varvara emulator.

uxnemu bin/cccc.rom
uxncli bin/cccc.rom

#Commands

• 0-f numbers
• +-/* arithmetic
• &|<> bitwise
• . print stack
• ~ clear stack
• ! pop stack
• " duplicate
• % swap
• # hexadecimal(base-16)
• $ decimal(base-10)

#Notes

• The Numerator is the top of part of a fraction.
• The Denominator is the bottom of part of a fraction.
• A Proper Fraction has a numerator that is smaller than its denominator and represents a quantity less than the whole.
• An Improper Fraction has a numerator larger than its denominator and represents a quantity greater than the whole.
• Mixed Numbers are whole numbers and portions less than 1 added together, like 2 3/4.
• Like Fractions are fractions with the same denominators.
• Unlike Fractions are fractions with different denominators.
• A Reciprocal is the inverted value of a fraction, like 12/34 is the reciprocal of 34/12.

#TODOs

• clr Button
• mode Button
• inv Invert numerator and denominator
• vid Convert fraction to two whole numbers

#Support

• theme
• snarf
• Linted with uxnlin
• Assembled with drifblim