Vishnu Ashwani always use mathematical support and resistance..
but trend lines are also too good
trend lines are fixed till new trend line dont form
mathe supp/resi variable till last tick
they change as per tick to tick voletility
on friday they told after a 700/- fall in gold from where gold may take reversal,and from that exact leval gold reversed
that is the beauti of mathematical supp/resi