fix number of tilde under function name
fix number of tilde under function name

okuta/chainer,cupy/cupy,chainer/chainer,kashif/chainer,ronekko/chainer,ktnyt/chainer,ktnyt/chainer,ktnyt/chainer,delta2323/chainer,wkentaro/chainer,hvy/chainer,cupy/cupy,pfnet/chainer,rezoo/chainer,chainer/chainer,jnishi/chainer,wkentaro/chainer,okuta/chainer,keisuke-umezawa/chainer,niboshi/chainer,jnishi/chainer,ysekky/chainer,okuta/chainer,cupy/cupy,keisuke-umezawa/chainer,tkerola/chainer,okuta/chainer,niboshi/chainer,ktnyt/chainer,niboshi/chainer,anaruse/chainer,chainer/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer,wkentaro/chainer,niboshi/chainer,hvy/chainer,hvy/chainer,jnishi/chainer,aonotas/chainer,kiyukuta/chainer,jnishi/chainer,chainer/chainer,wkentaro/chainer,cupy/cupy,hvy/chainer