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seen Feb 21 '13 at 4:35

Feb
21
comment Directions of decrease for a convex functions
Thank you (for some reason, I cannot upvote your answer). Can you provide some intuition? How did you come up with this answer?
Feb
21
accepted Directions of decrease for a convex functions
Feb
21
awarded  Scholar
Feb
21
comment Directions of decrease for a convex functions
Just for particular $x,y, \Delta x$.
Feb
21
asked Directions of decrease for a convex functions