ogeometrie: AOPS

sâmbătă, 11 august 2012

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$\begin{array}{cc}\sqrt\heartsuit=?&\cos\heartsuit=?\\\frac d{dx}\heartsuit=?&\left[\begin{array}{ccc}1&0\\0&1...$

$F\{\heartsuit\}=\frac1{\sqrt{2\pi}}\int^\infty_{-\infty}f(t)e^{it\heartsuit}dt=?$

Find all the ways of placing the integers $1,2,3,\cdots,16$ in the boxes below, such that each integer appears in exactly one box, and the sum of every pair of neighboring integers is a perfect square.

import graph;real r=10;size(r*cm);picture square1;draw(square1, (0,0)--(0,1)--(1,1)--(1,0)--cycle);add(scale(r/31*cm)*square1...

__Raspuns CP :

8--1--15--10--6--3--13--12--4--5--11--14--2--7--9--16_______________

ogeometrie

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sâmbătă, 11 august 2012

AOPS

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