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Correction to: Some classes of permutation polynomials of the form $$b(x^q+ax+\delta )^{\frac{i(q^2-1)}{d}+1}+c(x^q+ax+\delta )^{\frac{j(q^2-1)}{d}+1}+L(x)$$ over $$ \mathbb{F}_{q^2}$$
Applicable Algebra in Engineering, Communication and Computing ( IF 0.7 ) Pub Date : 2020-07-30 , DOI: 10.1007/s00200-020-00445-9
Danyao Wu , Pingzhi Yuan

Let s be a prime power and $$ {{{\mathbb {F}}}}_q$$ be a finite field with s elements. In this paper, we employ the AGW criterion to investigate the permutation behavior of some polynomials of the form $$\begin{aligned} b(x^q+ax+\delta )^{1+\frac{i(q^2-1)}{d}}+c(x^q+ax+\delta )^{1+\frac{j(q^2-1)}{d}}+L(x) \end{aligned}$$over $$ {{{\mathbb {F}}}}_{q^2}$$ with $$a^{1+q}=1, q\equiv \pm 1\pmod {d}$$ and $$L(x)=-ax$$ or $$x^q-ax.$$ Accordingly, we also present the permutation polynomials of the form $$b(x^q+ax+\delta )^s-ax$$ by letting $$c=0$$ and choosing some special exponent s, which generalize some known results on permutation polynomials of this form.

中文翻译:

更正:某些类别的置换多项式形式 $$b(x^q+ax+\delta )^{\frac{i(q^2-1)}{d}+1}+c(x^q+ ax+\delta )^{\frac{j(q^2-1)}{d}+1}+L(x)$$ 超过 $$ \mathbb{F}_{q^2}$$

设 s 为质数幂,$$ {{{\mathbb {F}}}}_q$$ 为具有 s 个元素的有限域。在本文中,我们采用 AGW 准则来研究 $$\begin{aligned} b(x^q+ax+\delta )^{1+\frac{i(q^2- 1)}{d}}+c(x^q+ax+\delta )^{1+\frac{j(q^2-1)}{d}}+L(x) \end{aligned}$$超过 $$ {{{\mathbb {F}}}}_{q^2}$$ 与 $$a^{1+q}=1, q\equiv \pm 1\pmod {d}$$ 和 $ $L(x)=-ax$$ 或 $$x^q-ax.$$ 相应地,我们还提出了 $$b(x^q+ax+\delta )^s-ax$$ 形式的置换多项式通过让 $$c=0$$ 并选择一些特殊的指数 s,它概括了这种形式的置换多项式的一些已知结果。
更新日期:2020-07-30
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