Complex sentence: He studied law and mathematics at the University of Gießen and in the beginning of 1730s he travelled to London, England, to extend his mathematical knowledge, where in 1733 became a fellow of the English Royal Society.
Split into simpler sentences: He studied law and mathematics at the University of Gießen. In the beginning of 1730s he travelled to England to extend his mathematical knowledge and in 1733 became a fellow of the English Royal Society.