Making mathematical knowledge accessible
PlanetMath (planetmath.org) scores 69 out of 100 on Brand Analyzer, placing it in the Developing tier among Education brands, Non-profit brands, Technology brands, in the 20th percentile of 19022 Education brands.
PlanetMath is a collaboratively built, freely licensed online encyclopedia dedicated to mathematics. Operating under Virginia Tech, it enables students, educators, researchers, and enthusiasts to access and contribute peer-reviewed mathematical content written in LaTeX. Entries are released under Creative Commons licensing, supporting open, continuously improving, and shareable mathematical knowledge. PlanetMath positions itself as a rigorous, community-driven alternative to traditional math references, emphasizing accessibility and academic accuracy within the global mathematical community.
| Brand Name | PlanetMath |
|---|---|
| Domain | planetmath.org |
| Industry | Education, Non-profit |
| Parent Company / Owner | Virginia Tech |
| Main Competitors | Wikipedia (73/100), Wolfram MathWorld, nLab (69/100), Encyclopedia of Mathematics (50/100), ProofWiki (70/100) |
Moz Domain Authority 56/100 vs category average 48 / leader 99 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Ranked #239,442 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.
PlanetMath has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "PlanetMath aims to make mathematical knowledge more accessible through a collaboratively built, freely licensed online encyclopedia." (No meta description) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: No structured data or Open Graph tags detected. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: Apache.
Social footprint: verified profiles on GitHub, X (Twitter), Instagram, YouTube; no detected presence on LinkedIn, Facebook - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is PlanetMath?", Claude could identify the brand as of October 2026. PlanetMath is a free, collaborative online encyclopedia of mathematics, built by a community of contributors using a wiki-like structure with peer review. It covers math topics at various levels, from basic definitions to advanced research-level concepts, and includes formal proo Best known for Being a community-built, open-content encyclopedia of mathematics with rigorous, peer-reviewed entries and proofs.
When asked "Best brands similar to PlanetMath?", Claude would recommend PlanetMath as of October 2026. It's a well-known resource for students and mathematicians looking for precise, proof-based explanations of mathematical concepts, often mentioned alongside Wikipedia and Wolfram MathWorld.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
PlanetMath's main competitors in Education: Wikipedia (73/100), nLab (69/100), Encyclopedia of Mathematics (50/100), ProofWiki (70/100).
Sources: Brand Analyzer scan
PlanetMath offers a collaboratively written, peer-reviewed online mathematics encyclopedia. Entries are authored in LaTeX for precise notation and are freely licensed under Creative Commons, allowing users to access, share, and reuse mathematical content without cost.
Sources: PlanetMath official site
PlanetMath is a collaboratively built, freely licensed online encyclopedia focused on mathematics. It is operated under the auspices of Virginia Tech and aims to make mathematical knowledge more accessible through open, peer-reviewed content.
Sources: PlanetMath official site
PlanetMath has limited AI-search visibility, scoring 46/100 on Brand Analyzer's AI visibility composite (visibility 62, trust 26, recommendation 40). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: PlanetMath official site
PlanetMath provides an open-access mathematics encyclopedia where community members write, review, and publish entries using LaTeX. Content is peer-reviewed and released under Creative Commons licensing, allowing free sharing and reuse. The platform relies on collaborative contributions from its user community to continuously expand and refine its mathematical content.
Sources: PlanetMath official site
PlanetMath scores 40/100 on Brand Analyzer's AI recommendation signal, indicating it is less likely to be surfaced when AI assistants like ChatGPT suggest Education options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: PlanetMath official site
PlanetMath is known for being a community-driven, freely licensed mathematics encyclopedia where entries are written in LaTeX and peer-reviewed. It is recognized as an open-access alternative to traditional math references, built collaboratively by members of the global mathematical community.
Sources: PlanetMath official site
PlanetMath can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: PlanetMath official site
PlanetMath is used by students, educators, researchers, and math enthusiasts who seek reliable, community-vetted mathematical knowledge. Its open-access model and rigorous peer-review process make it suitable for academic reference, self-study, and teaching purposes within the global mathematical community.
Sources: PlanetMath official site
PlanetMath is owned by or part of Virginia Tech. PlanetMath operates in the Education category.
Sources: Wikidata
PlanetMath is valued for offering free, peer-reviewed mathematical content created collaboratively by a global community of contributors. Its open licensing under Creative Commons and use of LaTeX for precise mathematical notation make it a practical and accessible resource for students, educators, and researchers seeking reliable math references outside of paywalled academic sources.
Sources: PlanetMath official site
PlanetMath scores 46/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
PlanetMath has a limited AI-visibility profile at 46/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (62/100) and its weakest is trust (26/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #239,442 (Tranco). The main gaps holding it back: thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify PlanetMath from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to PlanetMath: Grupo Planeta (69/100), Pitt Panthers (69/100), PlayBac (69/100), Pleco Software (69/100).
A step up - brands to learn from: 作业帮 (Zuoyebang) (71/100), Zentralwohlfahrtsstelle der Juden in Deutschland e.V. (71/100).
Category leader: Canva (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.