ncatlab.org 的自然流量、热门关键词、排名和 SEO 数据。
| # | 关键词 | 搜索量 | KD | CPC | 预计流量 | 排名 | 国家 |
|---|---|---|---|---|---|---|---|
| 1 | modus ponens | 20,500 | 26 | N/A | 717 | 6 |  US |
| 2 | isomorphism | 2,800 | 20 | N/A | 448 | 2 |  UK |
| 3 | monoid | 2,100 | 20 | N/A | 336 | 2 | US |
| 4 | metalanguage | 2,000 | 34 | N/A | 320 | 2 | US |
| 5 | empty set | 5,600 | 25 | $0.86 | 308 | 5 | US |
| 6 | boolean algebra | 16,800 | 33 | $0.25 | 294 | 8 | US |
| 7 | functor | 2,600 | 23 | $0.00 | 273 | 3 | US |
| 8 | idempotent | 6,500 | 12 | $0.00 | 227 | 6 | UK |
| 9 | what is a irrational number | 7,200 | 31 | $0.00 | 180 | 7 | US |
| 10 | topology | 12,100 | 23 | $0.00 | 151 | 9 | UK |
| 11 | what are natural numbers | 2,700 | 17 | $0.30 | 148 | 5 |  IN |
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