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X 4 y 4 f(x,y)=x 4 y 4 grows very quickly with x and yIts shape is that of a rectangular vase This makes it easy to find the bands of equal height Let b be a positive integer There are b 2 x,y pairs in the region 0≤x̃T C g Ɍf ڂ Ă ̖ f ڂ ֎~ ܂ B 쌠 ́w Z ރg RCOM x ܂ ͂ ̏ ҂ɋA ܂ B No reproduction, distribution, or transmission of the copyrighted materials at this site is permitted without the written permission of SUMUTOKOCOM, unless otherwise specified1 0 n ? Heaovc3owi7lum }CN f[^pbN "zz ¿ã¸ß
