calculator

A java implementation of calculator based on shunting-yard algorithm:

• a learning project
• an extensionable plugin

how to use

> gradle build
> java -jar ./build/libs/calculator.jar

function

operator

variable	operand number	precedence	associative	function
+	unary	-	right	pos
-	unary	^	right	neg
**	binary	^	right	pow
*	binary	-	left	mul
/	binary	^	left	div
+	binary	-	left	add
-	binary	^	left	sub

function

• random
• add
• sub
• mul
• div
• pow
• log
• pos
• neg
• abs
• max
• min
• asin
• acos
• atan
• sinh
• cosh
• tanh
• sin
• cos
• tan

TODO

• more rigorous args check for function
• unit test

reference

• shunting-yard algorithm
• architecture