My first article! Nothing but a test🍻

Try latex support Descent methods: $$ x^{k+1}=x^{k}+\alpha^k d^k $$ \(d^k=-\nabla f(x^k)\), steepest descent \(d^k=-[\nabla^2 f(x^k)]^{-1}\nabla f(x^k)\), Newton's method \(d^k\approx-[\nabla^2 f(x^k)]^{-1}\nabla f(x^k)\)), Quasi-Newton methods (e.g...