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scalar product

/ˈskeɪlər ˈprɒdʌkt/

翻译: 数学运算,接受两个向量并返回一个标量,其值为对应分量乘积之和。也称为点积或内积。

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phrase

/ˈskeɪlər ˈprɒdʌkt/C1formalscientific
  • zh数学运算,接受两个向量并返回一个标量,其值为对应分量乘积之和。也称为点积或内积。

A mathematical operation that takes two vectors and returns a single number (scalar), calculated by multiplying corresponding components and summing the results. Also known as the dot product.

  1. Mathematical operationC2formal

    An algebraic operation that takes two equal-length sequences of numbers and returns a single number, calculated by multiplying corresponding entries and summing the products.

    zh内积

    • The scalar product of vectors (1,2) and (3,4) is 1*3 + 2*4 = 11.
    • In physics, work is defined as the scalar product of force and displacement.
    • The scalar product is also known as the dot product.