Cmath

<dependency>
    <groupId>rubygems</groupId>
    <artifactId>cmath</artifactId>
    <version>1.0.0</version>
</dependency>

compile group: 'rubygems', name: 'cmath', version: '1.0.0'

compile 'rubygems:cmath:1.0.0'

libraryDependencies += "rubygems" % "cmath" % "1.0.0"

<dependency org="rubygems" name="cmath" rev="1.0.0"/>

@Grapes(
            @Grab(group='rubygems', module='cmath', version='1.0.0')
        )

[rubygems/cmath "1.0.0"]

'rubygems:cmath:jar:1.0.0'