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| Filter | Status | Condition | Details |
|---|---|---|---|
| HTTP status | PASS | download_http_code = 200 | HTTP 200 |
| Age cutoff | PASS | download_stamp > now() - 6 MONTH | 0.2 months ago |
| History drop | PASS | isNull(history_drop_reason) | No drop reason |
| Spam/ban | PASS | fh_dont_index != 1 AND ml_spam_score = 0 | ml_spam_score=0 |
| Canonical | PASS | meta_canonical IS NULL OR = '' OR = src_unparsed | Not set |
| Property | Value | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| URL | https://www.mathsisfun.com/algebra/eigenvalue.html | |||||||||
| Last Crawled | 2026-05-28 01:04:19 (6 days ago) | |||||||||
| First Indexed | 2019-11-30 05:38:00 (6 years ago) | |||||||||
| HTTP Status Code | 200 | |||||||||
| Content | ||||||||||
| Meta Title | Eigenvector and Eigenvalue | |||||||||
| Meta Description | They have many uses ... A simple example is that an eigenvector does not change direction in a transformation ... How do we find that vector? | |||||||||
| Meta Canonical | null | |||||||||
| Boilerpipe Text | heavy column, fetched on demand | |||||||||
| Markdown | heavy column, fetched on demand | |||||||||
| Readable Markdown | heavy column, fetched on demand | |||||||||
| ML Classification | ||||||||||
| ML Categories |
Raw JSON{
"/Science": 905,
"/Science/Mathematics": 902,
"/Science/Mathematics/Other": 819
} | |||||||||
| ML Page Types |
Raw JSON{
"/Article": 994,
"/Article/Tutorial_or_Guide": 969
} | |||||||||
| ML Intent Types |
Raw JSON{
"Informational": 999
} | |||||||||
| Content Metadata | ||||||||||
| Language | en | |||||||||
| Author | null | |||||||||
| Publish Time | not set | |||||||||
| Original Publish Time | 2019-11-30 05:38:00 (6 years ago) | |||||||||
| Republished | No | |||||||||
| Word Count (Total) | 1,372 | |||||||||
| Word Count (Content) | 1,260 | |||||||||
| Links | ||||||||||
| External Links | 3 | |||||||||
| Internal Links | 37 | |||||||||
| Technical SEO | ||||||||||
| Meta Nofollow | No | |||||||||
| Meta Noarchive | No | |||||||||
| JS Rendered | Yes | |||||||||
| Redirect Target | null | |||||||||
| Performance | ||||||||||
| Download Time (ms) | 58 | |||||||||
| TTFB (ms) | 58 | |||||||||
| Download Size (bytes) | 5,397 | |||||||||
| Location | ||||||||||
| Host ID | 29 (laksa029) | |||||||||
| Partition ID | 75 | |||||||||
| Root Hash | 10041072732158755029 | |||||||||
| Unparsed URL | com,mathsisfun!www,/algebra/eigenvalue.html s443 | |||||||||