Sentence 1: WORHP , also referred to as eNLP ( European NLP Solver ) , is a mathematical software library for numerically solving continuous , nonlinear optimization problems on a large scale .
Sentence 2: WORHP , also referred to by ESA as eNLP ( European NLP Solver ) , is a non-linear software library for numerically solving continuous mathematical optimization problems .

Do these two sentences convey the same information?
no