ca565b9c19
The same can't be done with progressions, because its toString() checks if an increment is greater than zero, but Progression.increment is of type Number, which is not Comparable<Int>
Kotlin Libraries
This area of the project is all written in Kotlin and assumes you've got the Kotlin IDEA plugin installed.
This area of the project uses Maven for its build. To build install a recent Maven distribution then type:
mvn install
For more details see the Getting Started Guide
Be sure to build Kotlin compiler before lauching Maven: see ReadMe.md at root level, section "Building"
If your maven build is failing with Out-Of-Memory errors, set JVM options for maven in MAVEN_OPTS environment variable like this:
MAVEN_OPTS="-Xms512m -Xmx1024m -XX:PermSize=256m -XX:MaxPermSize=512m"