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List of Equations

The database contains 327 equations (8 equations are awaiting activation).

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See also: Categorized List of Equations

4. Nonlinear Partial Differential Equations

4.7. Systems of Two Equations

Found 27 equations, 3 pages (10 eqs. per page): << 1 2 3 >>
 Equation(s)Author/
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21 $u_x=uf(au^n+bw)$,\\
$w_t=u^kg(au^n+bw)$. Elena Vyazmina
Submitted: 22 Sep 07 23:40
Edited (admin): 29 Jan 08 15:54
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22 $u_x=uf(au^k+bw)$,\\
$w_t=cu^k$. Elena Vyazmina
Submitted: 22 Sep 07 23:31
Edited (admin): 29 Jan 08 15:55
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23 $u_x=awu$,\\
$w_t=bu^k.$ Elena Vyazmina
Submitted: 14 Jan 08 14:02
Edited (admin): 29 Jan 08 16:00
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24 $u_t=au_{xx}+bu_x+f(w)u$,\\
$w_t=g(w)u$. Elena Vyazmina
Submitted: 23 Sep 07 10:20
Edited (admin): 29 Jan 08 16:24
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25 \noindent
$\displaystyle u_t=L[u]+uf(u^2+w^2)-wg(w/u)$,\hfill\break
$\displaystyle w_t=L[w]+wf(u^2+w^2)+ug(w/u)$.\hfill\break Andrei Polyanin
Submitted: 06 Dec 06 14:21
Edited (admin): 29 Jan 08 16:25
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26 \noindent
$\displaystyle u_t=L[u]+uf(u^2-w^2)+wg(w/u)$,\hfill\break
$\displaystyle w_t=L[w]+wf(u^2-w^2)+ug(w/u)$.\hfill\break Andrei Polyanin
Submitted: 06 Dec 06 14:40
Edited (admin): 29 Jan 08 16:27
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27 $u_x=u^kf(u^nw^m)$,\\ 
$w_t=w^sg(u^nw^m)$. Elena Vyazmina
Submitted: 25 Jan 08 12:21
Edited (admin): 29 Jan 08 16:29
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Found 27 equations, 3 pages (10 eqs. per page): << 1 2 3 >>

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