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quadratic    
a. 二次的
n. 二次方程式,二次方程式论

二次的二次方程式,二次方程式论

quadratic
二次的

quadratic
二次

quadratic
adj 1: of or relating to or resembling a square; "quadratic
shapes"
2: of or relating to the second power; "quadratic equation"
n 1: an equation in which the highest power of an unknown
quantity is a square [synonym: {quadratic equation},
{quadratic}]
2: a polynomial of the second degree [synonym: {quadratic},
{quadratic polynomial}]

Quadratic \Quad*rat"ic\, a. [Cf. F. quadratique.]
[1913 Webster]
1. Of or pertaining to a square, or to squares; resembling a
quadrate, or square; square.
[1913 Webster]

2. (Crystallog.) Tetragonal.
[1913 Webster]

3. (Alg.) Pertaining to terms of the second degree; as, a
quadratic equation, in which the highest power of the
unknown quantity is a square.
[1913 Webster]

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