## Sentence Examples

**Between****them****the****general****theory****of****the****complex****variable**,**and****of****the****various**"**infinite**"**processes****of****mathematical****analysis**,**was****established**,**while****other****mathematicians**,**such****as****Poncelet**,**Steiner**,**Lobatschewsky****and****von****Staudt**,**were****founding****modern****geometry**,**and****Gauss****inaugurated****the****differential****geometry****of****surfaces**.