Complex sentence: As a female scientist and mathematician, she is regarded as unique in contemporary 18th-century Spain, where females were otherwise not involved in science at that time, and the answer to other female scientists in Europe during the 18th-century.
Split into simpler sentences: As a female scientist and mathematician, she is regarded as unique in 18th-century Spain, where females were not involved in science. She was the balance of the other female scientists in Europe during the 18th-century.