For years, Rutgers physicist David Shih solved Rubik's Cubes with his children, twisting the colorful squares until the ...
lamda*x(t)-integrate(K(t,s)*x(s))ds=y(t),a=0<=t<=b,K(t,s)取exp(s*t) return [((w*c*lamda*scp.exp(-s)*scp.cos(s)*s**i).sum()- sum([c*c*w[k]*sum([w[j]*scp.exp(s[k]*s[j ...
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