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@daigaku-butsuri.bsky.socialOct 17, 2026, 10:38 AM

<#電磁気学のベクトル解析の初歩> 24

Q.
↑A = (A_x, A_y, A_z)^T
↑B = (B_x, B_y, B_z)^T

#外積 を求めよ。

A.
↑A × ↑B =
(
A_y B_z - A_z B_y,
A_z B_x - A_x B_z,
A_x B_y - A_y B_x
)

#クロス積
https://ja.wikipedia.org/wiki/...
.

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