도저히 모르겠다 ㅜ

function E=elec(Q,Y,X) %%Q=전하량, Y=전하좌표, X=전계강도구할좌표
X=[1 2 3]
Y=[3 2 2;4 3 2;5 3 2]
Q=3*10^-9

for Y=Y(1,1:3):Y(3,1:3)

    vectorXY=X-Y;%%벡터정의
    magXY = norm(vectorXY);%%벡터크기
    itXY = vectorXY / magXY;%%단위벡터

E=(9*Q*(10^9)/((magXY)^2)).*itXY;
end

X =

1 2 3

Y =

     3     2     2
     4     3     2
     5     3     2

Q =

3.0000e-009

ans =

-0.6916 -0.5187 -0.3458

다수의 점전하에 의한 전계강도구하는건데요.,.

매트랩을 아예 몰라서 인터넷 검색해서 저렇게 했는데 결과는 저렇게 나오더라구요..

저렇게 하는게 맞나요?,.. 내일내야되는데 큰일났네 ㅜㅜ.

그리고 저걸 3차원그래프 표현하려면 surface출력한다는데...

인터넷 검색해야되나 ㅜㅜ

for문을 이렇게 써야된다고 하던데..
for i=0:size(Y,2); y = Y(:,i); ...(Y를 y로); end

무슨 소린지 모르겠어요. ㅠㅠ

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</FORM>

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도저히 모르겠다 ㅜ

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