Af second funktioner can devote their cos tan

Can you repeat this sentence, but add in punctuation?
Af second funktioner can devote their(), cos(), tan().
The students came from the four Copenhagen high schools Rysensteen Gefion Zahle and Christianshavn which have been working together with common cultural and educational arrangements under the heading of CITYGYMNASIERNE City Schools

Can you repeat this sentence, but add in punctuation?
The students came from the four Copenhagen high schools (Rysensteen, Gefion, Zahle and Christianshavn) which have been working together with common cultural and educational arrangements under the heading of CITY-GYMNASIERNE (City Schools).
In 1959 Fomin began to look at applications to mathematical biology

Can you repeat this sentence, but add in punctuation?
In 1959 Fomin began to look at applications to mathematical biology.