查询词典 quadratic

polar of a quadratic form：二次形式的极

polar normal 极法线 | polar of a quadratic form 二次形式的极 | polar plane 极面

polar plane：极面

polar of a quadratic form 二次形式的极 | polar plane 极面 | polar planimeter 极面积仪

positive definite quadratic form：正定二次型

positive definite operator 正定算子 | positive definite quadratic form 正定二次型 | positive direction 正方向

positive semidefinite quadratic form：半正定二次型

positive semidefinite matrix 半正定矩阵 | positive semidefinite quadratic form 半正定二次型 | quatratic form 二次型

positive semidefinite matrix：半正定矩阵

positive definite quatratic form 正定二次型 | positive semidefinite matrix 半正定矩阵 | positive semidefinite quadratic form 半正定二次型

positive definite second variation：正定第二变分

正定二次型 positive definite quadratic form | 正定第二变分 positive definite second variation | 正定变换 positive definite transformation

imaginary prime divisor：虚素因子

258. imaginary potential 虚势 | 259. imaginary prime divisor 虚素因子 | 260. imaginary quadratic field 虚二次域

real prime divisor：实数因子

实数因子 real prime divisor | 实二次形式 real quadratic form | 实根 real root

pure projective geometry：综合射影几何

综合射影几何 pure projective geometry | 纯二次的 pure quadratic | 纯表现代数 pure representation algebra

hyperbolic projectivity：双曲性直射

双曲点 hyperbolic point | 双曲性直射 hyperbolic projectivity | 双曲型二次曲面 hyperbolic quadratic surface

Cardinals：基數 Ordinals 序數

Have a nice trip. 旅途愉快 | Numbers (數字) 基數與序數 | Cardinals 基數 Ordinals 序數

plasters：石膏

plaster of paris 熟石膏,烧石膏,半水石膏 | plasters 石膏 | plastic Solution 粘性溶液