That geometry mathematicians today consider as unusual, abstruse and not strictly mathematically grounded.
He understood mathematically why a spherical mirror produces aberration .
Any loud noise can be measured mathematically.
George worked out the dimensions of the coffee table mathematically, so Terry could build it.
Your daughter is obviously mathematically gifted, and should consider a career as a physicist.
Seen purely mathematically, his second term in office ends on 26 August.
Meanwhile, Serbia has been mathematically eliminated from qualifying for Euro 2016.