A new method is proposed for error correction coding based on shape preserving characteristic of the phase-only transform.
提出了一种利用相位变换形状保持特性的错误恢复编码新方法。
On extended complex plane, the linear transforms have circumference-preserving characteristic, which is demonstrated on MATLAB software platform.
在扩充的复平面上线性变换具有保圆周性，在MATLAB软件平台上对此进行了演示。
The authors characterize the forms of additive invertable operators preserving inverse matrix of the upper triangular matrix space over a field which characteristic is not 2 or 3 .
刻划了特征不为2及3的域上的上三角矩阵空间保逆矩阵的可逆加法算子的形式。
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