→ chopriabin :另外 有可能把解寫下來嗎? 12/29 08:51
→ akrsw :你的邊界條件是不是寫錯了，怎麼兩個都是 y(0)？ 12/29 15:58
※ 編輯: chopriabin 來自: 133.26.152.12 (12/29 20:58)
→ chopriabin :已修正 謝啦^^ 12/29 20:59
How to show that
the solution of the following problem for y=y(x) :
y''+(y+3)(y+8)=0
y(0)=-2.9, y'(0)=1
is periodic in x ?
謝謝大家囉^^
--
Love is anterior to life,
Posterior to death,
Initial of creation, and
The exponent of breath.
Emily Dickinson(1830-1886)
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 133.26.152.12