LinearAlgebra`BLAS`
LinearAlgebra`BLAS`

DOT

DOT[x,y]

computes the dot product of two vectors x and y.

更多信息和选项

  • To use DOT, you first need to load the BLAS Package using Needs["LinearAlgebra`BLAS`"].
  • The following arguments must be given:
  • xinput expressionvector
    yinput expressionvector
  • The vector arguments must be of the same length.

范例

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基本范例  (1)

Load the BLAS package:

Compute the dot product of two vectors:

Scope  (4)

Real vectors:

Complex vectors:

Arbitrary-precision vectors:

Symbolic vectors:

Properties & Relations  (1)

For vectors x and y, DOT[x,y] is equivalent to x.y:

Possible Issues  (1)

Arguments must be of the same length:

Wolfram Research (2017)，DOT，Wolfram 语言函数，https://reference.wolfram.com/language/LowLevelLinearAlgebra/ref/DOT.html.

文本

Wolfram Research (2017)，DOT，Wolfram 语言函数，https://reference.wolfram.com/language/LowLevelLinearAlgebra/ref/DOT.html.

CMS

Wolfram 语言. 2017. "DOT." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/LowLevelLinearAlgebra/ref/DOT.html.

APA

Wolfram 语言. (2017). DOT. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/LowLevelLinearAlgebra/ref/DOT.html 年

BibTeX

@misc{reference.wolfram_2024_dot, author="Wolfram Research", title="{DOT}", year="2017", howpublished="\url{https://reference.wolfram.com/language/LowLevelLinearAlgebra/ref/DOT.html}", note=[Accessed: 22-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_dot, organization={Wolfram Research}, title={DOT}, year={2017}, url={https://reference.wolfram.com/language/LowLevelLinearAlgebra/ref/DOT.html}, note=[Accessed: 22-November-2024 ]}