periodic solutions; difference equations;
机译:关于差分方程x_n = 1- frac {x_ {n-1} + x_ {n-2} + x_n} {x_ {n-1} + x_ {n-2} + x_ {n-3 }}和x_n = 1- frac {x_ {n-1} ^ 2 + x_ {n-2} ^ 2 + x_n ^ 2} {x_ {n-1} ^ 2 + x_ {n-2} ^ 2 + x_ {n-3} ^ 2}
机译:关于差分方程x_n = 1- frac {x_ {n-1} + x_ {n-2} + x_n} {x_ {n-1} + x_ {n-2} + x_ {n-3 }}和x_n = 1- frac {x_ {n-1} ^ 2 + x_ {n-2} ^ 2 + x_n ^ 2} {x_ {n-1} ^ 2 + x_ {n-2} ^ 2 + x_ {n-3} ^ 2}
机译:在有理差分方程组上x_(n + 1)= x_(n-1)/ y_n x_(n-1)-1,y_(n + 1)= y_(n-1)/ x_n y_(n- 1)-1,z_(n + 1)= 1 / y_n z_(n + 1)
机译:在差分方程的周期解x_(n + 1)= a + b(x_n / x_(n-1))和x_(n + 1)= a + b(x_(n-1)/ x_n)+ C(X_N / X_(N-1))
机译:在差分方程$ x_ {n + 1} = dfrac {a_ {0} x_ {n} + a_ {1} x_ {n-1} + dot to + a_ {k} x_ {nk}} {b_ { 0} x_ {n} + b_ {1} x_ {n-1} + dots + b_ {k} x_ {nk}} $