June 2024
Beginner to intermediate
352 pages
9h 29m
Korean
Content preview from 개발자를 위한 필수 수학
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157
4
장
선형대수학
i_hat
=
array([3,
-1.5])
j_hat
=
array([-2,
1])
basis
=
array([i_hat,
j_hat]).transpose()
determinant
=
det(basis)
print(determinant)
# 0.0
따라서
0
행렬식을 테스트하는 것은 변환에 선형 종속이 있는지 확인하는 데 매우 유용합니다.
이 문제가 발생하면 해결하기 어렵거나 해결할 수 없는 문제일 가능성이 높습니다.
4.5
특수 행렬
꼭 다루어야 할 중요한 행렬 몇 가지를 소개합니다.
4.5.1
정방 행렬
정방 행렬
square
matrix
은 행과 열의 수가 같은 행렬입니다.
427
519
401
주로 선형 변환을 표현하는 데 사용되며 고윳값 분해
eigen
decomposition
와 같은 많은 연산에 필수적
인 행렬입니다.
4.5.2
항등 행렬
항등 행렬
identity
matrix
6
은 대각선의 값이
1
이고 다른 값은
0
인 정방 행렬입니다.
6
옮긴이_ 또는 단위 행렬이라고도 부릅니다.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.