math185-s23:mt1-review
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math185-s23:mt1-review [2023/02/11 20:24] pzhou |
math185-s23:mt1-review [2026/02/21 14:41] (current) |
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| ===== Sample problems ===== | ===== Sample problems ===== | ||
| 1. Some of the midterm questions will conceptual, for example like this | 1. Some of the midterm questions will conceptual, for example like this | ||
| - | * https:// | ||
| * Why we cannot switch the order of limits? If we define the double sum as | * Why we cannot switch the order of limits? If we define the double sum as | ||
| $$ \sum_{i=0}^\infty \sum_{j=0}^\infty a_{ij} := \lim_{n \to \infty} \lim_{m \to \infty} \sum_{i=0}^n \sum_{j=0}^m a_{ij} $$ | $$ \sum_{i=0}^\infty \sum_{j=0}^\infty a_{ij} := \lim_{n \to \infty} \lim_{m \to \infty} \sum_{i=0}^n \sum_{j=0}^m a_{ij} $$ | ||
math185-s23/mt1-review.1676147089.txt.gz · Last modified: 2026/02/21 14:43 (external edit)
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