Some of the 50 people arrested at a University of California, Irvine anti-Israel protests claimed to be faculty members while in handcuffs.

Faculty members across the University of California system are staging a behind-the-scenes protest against an admissions policy they say risks leaving their students unprepared for college-level math.

The Council of UC Faculty Assns., along with faculty associations from seven UC campuses, filed a 581-page unfair labor practice charge Thursday with California’s Public Employment Relations Board.

“Nearly 25 percent of UC faculty and 20 percent of CSU faculty earned their Ph.D.s at UC, as have many community college faculty. Through the Growing Our Own initiative, we have the opportunity to ...