Fix div by zero

1.2.3-hotfix

Update string representations of OperatorNode

Implement deleting last input

1.2.3

Implement Arithmetica#delete()

Change add() rules

1.2.2

Change number node mutation algorithm

Better formula()

1.2.1

Change Arithmetica internal implementation

Disable Java 8 features

1.2.0

Remove Java 8 features

Implement input sequence reset

1.1.1

Add Arithmetica#clear()

Enable adding digits to existing number expressions

1.1.0

Enable adding digits to existing number expressions

Build for JitPack

1.0.0-hotfix

Enable Maven publish plugin

First release

1.0.0

First commit