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¹ÌºÐ¹æÁ¤½Ä(differential equation), y¡Ç+axy=0 Ç®±â

ÀÛ¼ºÀÚ Uploader : ´ë±â¸¸¼º ÀÛ¼ºÀÏ Upload Date: 2022-06-18º¯°æÀÏ Update Date: 2022-06-18Á¶È¸¼ö View : 239

y¡Ç+axy=0, f(x0)=y0 ¸¦ Ç®¸é, y = C*e^(-(a/2)x^2) = y0*e^((a/2)*(x0^2-x^2)) ÇüÅ°¡ µÈ´Ù.

y¡Ç = dy/dx = -axy

dy/y = -axdx

ln(y) = -(a/2)x^2 + C1

e^(C1) = C ¶ó Çϸé,

y = C*e^(-(a/2)x^2)

x=x0 ¿¡¼­ y=y0 À̹ǷÎ,

C = y0*e^((a/2)x0^2)

y = y0*e^((a/2)x0^2)*e^(-(a/2)x^2)

 = y0*e^((a/2)*(x0^2-x^2))

°¡ µÈ´Ù.


*** Âü°í¹®Çå[References] ***

y = y0*e^((a/2)*(x0^2-x^2))
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º¯¼ö¸í Variable º¯¼ö°ª Value º¯ ¼ö ¼³ ¸í Description of the variable


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