Trinh @ Bath

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vpde_errata [2020/03/20 19:24]
trinh [Typed notes]
vpde_errata [2020/04/04 21:28]
trinh
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   * Chap. 12 and the Definition 12.8 of the even extension on p.56 should read $x\in[0, L]$ instead of $x\in[0, \pi]$   * Chap. 12 and the Definition 12.8 of the even extension on p.56 should read $x\in[0, L]$ instead of $x\in[0, \pi]$
 +  * Example 15.4 should read $0 < x < \pi$ instead of $0 < x < 2$. //(Courtesy DH)//
 +  * Eqn (16.7) should have $\lambda^2$ instead of $\lambda$ on the equation for $G$. //(Courtesy DH)//
   * Theorem 18.3 should read the initial conditions of $u(x, 0) = f(x)$ and $u_t(x, 0) = g(x)$. //(Courtesy RA)//   * Theorem 18.3 should read the initial conditions of $u(x, 0) = f(x)$ and $u_t(x, 0) = g(x)$. //(Courtesy RA)//
  
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   * PS4 Q4 $dx$ and $dy$ transposed    * PS4 Q4 $dx$ and $dy$ transposed 
  
 +==== Lectures ====
 +  * Correction to {{ :ma20223:ma20223-Week6.pdf |lectures 16}} when I wrote "Is $\exp(\cos x)$ periodic? (No)". Oops. It is periodic. Note that $\exp(f(x+L)) = \exp(f(x))$.