i dont need to prove my claim. just google on vedic science /vedic mathemetics or ancient indian science etc. and you'll get all what you want to know even these academic references. and by the way... i dont need any of these european and western instituions to come to the rescue of My india's ancient knowledge and say ...'hey indians were correct". So i have not looked for them .anyway I'll try and post you some info. meanwhile...google up and look up the suggested references... like i said earlier...seek and ye shall find