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Fhwwh h{suhvvlrq vh udpëqh ã xq sro|q÷ph gx txdwulëph ghjuì hq t?E&%r Od vrox0 wlrq srxu &%r shxw grqf íwuh rewhqxh dqdo|wltxhphqw hq vh vrxyhqdqw fhshqgdqw gh o*h{lvwhqfh gh vroxwlrqv vxshu xhv1 Lo v*djlw gh uìvrxguh t?e E&%r n
2k2 r k2 n 2k ke n k2 2 r 2k2 ke k2e k2 r t? E&% n 2 t? E& n t?E& n ' f % % k k2 k2 k2 47
