For the first time, the inversion-free explicit formulae are derived for genus 3 HECC in projectivecoordinate system.
首次在射影坐标系下对亏格为3的超椭圆曲线密码体制推导了无需求逆的明确公式。
2
It is shown that the 2_dimensional projectivecoordinate system can be constructed by homogeneous vector on the basis of the Descartes homogeneous coordinates.
在笛氏齐次坐标的基础上,采用齐次向量的方法,建立二维射影坐标系。
3
Then, according to the base coordinate of locating rod, gain the coefficients of projective transformation.