• In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.

    摘要利用锥上的不指数研究非线性常微分方程组周期问题

    youdao

  • In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.

    利用的不指数研究非线性常微分方程组周期问题

    youdao

  • In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.

    利用的不指数研究非线性常微分方程组周期问题

    youdao

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