故障
发表于 2025-3-21 16:42:10
书目名称Differential Equations, pt 1影响因子(影响力)<br> http://impactfactor.cn/2024/if/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1影响因子(影响力)学科排名<br> http://impactfactor.cn/2024/ifr/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1网络公开度<br> http://impactfactor.cn/2024/at/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1网络公开度学科排名<br> http://impactfactor.cn/2024/atr/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1被引频次<br> http://impactfactor.cn/2024/tc/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1被引频次学科排名<br> http://impactfactor.cn/2024/tcr/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1年度引用<br> http://impactfactor.cn/2024/ii/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1年度引用学科排名<br> http://impactfactor.cn/2024/iir/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1读者反馈<br> http://impactfactor.cn/2024/5y/?ISSN=BK0278663<br><br> <br><br>书目名称Differential Equations, pt 1读者反馈学科排名<br> http://impactfactor.cn/2024/5yr/?ISSN=BK0278663<br><br> <br><br>
伸展
发表于 2025-3-21 23:20:35
http://reply.papertrans.cn/28/2787/278663/278663_2.png
贸易
发表于 2025-3-22 03:56:14
Takashi Kamihigashi,John StachurskiEquations such as.involving derivatives are called differential equations.
CURB
发表于 2025-3-22 07:25:37
http://reply.papertrans.cn/28/2787/278663/278663_4.png
Glycogen
发表于 2025-3-22 12:02:20
http://reply.papertrans.cn/28/2787/278663/278663_5.png
吸引人的花招
发表于 2025-3-22 12:58:35
James B. Campbell,K. M. CharltonLet the equation be.where . and . are constant coefficients.
吸引人的花招
发表于 2025-3-22 18:28:11
http://reply.papertrans.cn/28/2787/278663/278663_7.png
Ambiguous
发表于 2025-3-22 22:38:17
https://doi.org/10.1007/978-1-4039-3778-0If a differential equation cannot be solved by the methods given previously, a solution by the method of series may be attempted.
Obverse
发表于 2025-3-23 02:51:57
https://doi.org/10.1007/978-3-658-35200-4If more than one independent variable is involved in a problem leading to a differential equation the derivatives will be partial. Solving such an equation may present considerable difficulties and general solutions, when obtainable, may be difficult to apply to a particular problem.
N斯巴达人
发表于 2025-3-23 08:25:45
Introduction,Equations such as.involving derivatives are called differential equations.