modn0 <- vglm(gen ~. , data = gen1650f1, family = cumulative(reverse = T) ，parallel ＝F )

Error: unexpected input in "modn0 <- vglm(gen ~. , data = gen1650f1, family = cumulative(reverse = T) ・

modn1 <- vglm(gen~ gender+age+nation, data = gen1650f1, family =cumulative(reverse = T) ，parallel ＝F)

Error:unexpected input in "modn1 <- vglm(gen~ gender+age+nation, data =gen1650f1, family = cumulative(reverse = T) ・

modnp1 <- vglm(gen ~ gender+age, weights=f, data = gen1650f1, family = cumulative(parallel ＝T))
Error: unexpected input in "modnp1 <- vglm(gen ~ gender+age, weights=f, data = gen1650f1, family = cumulative(parallel ・


还在入门学习阶段的小白，
做逻辑回归分析之前想检查下平行性，按资料上写的输入，但是怎么试都是一直报错，换了种写法也还是不行，
求帮忙找下错在哪里？谢谢！