Larry W. King, the former husband of Billie Jean King who partnered with her on the creation of the WTA Tour and the “Battle of the Sexes” tennis match, died Friday. He was 81. King died at his home of prostate cancer, said his wife, Nancy Bolger King. Larry King and Billie Jean King met at Cal State-Los Angeles and married in 1965. Billie Jean King credited him as “one of the unsung heroes in the establishment of women’s professional tennis in the early 1970s.” “Larry’s intelligence, love,