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calculus is amazing isnt it? (Discussion)

dpk91 said – Tue, 14 Apr 2009 18:44:20 -0000 ( Edit Link )

u know even if a graph is continuous at a point it may not be differentiable at that point. do u know that even if the sign of f`(x) changes from + to – it may be a local minima. yes! think over.

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ANKIT PANDE said – Sat, 20 Jun 2009 19:05:41 -0000 ( Flag Edit Mark / Unmark Best Link )

I DO AGREE WITH THE FIRST STATEMENT .IF A FUNCTION IS DIFFRENTIABLE IT MUST BE CONTINUOUS,BUT IF A FUNCTION IS CONTINUOUS IT MAY OR MAY NOT BE DIFFERNTIABLE.BUT ARE YPU SURE SECOND ONE IS TRUE IF SO CAN YOU EXPLAIN IT
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chandra_avinash said – Fri, 26 Jun 2009 13:39:02 -0000 ( Flag Edit Mark / Unmark Best Link )

yes…it’s a fascinating point; thanks for bringing this up;

btw, i remember reading about something totally awesome in my 1st year in IIT – just google “saddle point” and I guarantee that you’ll love it! it’s mindblowing!
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