4.0.0 org.apache.commons commons-math4-parent 4.0-SNAPSHOT commons-math4-legacy-exception Exception classes (Legacy) Exception classes used by code in "legacy" modules. org.apache.commons.math4.legacy.exception org.apache.commons.math4.legacy.exception org.apache.commons.math4.legacy.exception ${basedir}/.. legacy-exception org.junit.vintage junit-vintage-engine test