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Is a tensor just a matrix?

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Wed, May 25, 2022 05:24 AM

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No, a tensor is not just a matrix, but I certainly sympathize with your confusion. This thing almost

No, a tensor is not just a matrix, but I certainly sympathize with your confusion. This thing almost “got me” back in my student days. It caused me undue grief. You see, I first learned about v…   Top stories for {NAME} [Quora](   [Is a tensor just a matrix?]( Viktor T. Toth, IT pro, part-time physicist • [Answered June 5, 2020]( [No, a tensor is not just a matrix, but I certainly sympathize with your confusion. This thing almost “got me” back in my student days. It caused me undue grief. You see, I f... Read more » [View] 347.4K [Upvote] 1.3K](   [Which Hollywood actors or actresses’ careers were ruined because of a lie?]( L. Thomas Rouse, I suffer from Obsessive Pop Culture Disorder • [Updated Fri]( [Jean Seberg Jean Seberg was a pretty young girl from Iowa who managed to land the title role in Otto Preminger’s Saint Joan. Her selection as a total newcomer got great pres... Read more » [View] 335.6K [Upvote] 5K [Comment] 149](   [Does Bell's theorem show that reality doesn't actually exist?]( Mark John Fernee, 20+ years as a physicist • [Answered September 4, 2021]( [What Bell's theorem does is assume certain properties of reality which have testable consequences. A violation of Bell's inequalities then indicates that reality cannot hav... Read more » [View] 27K [Upvote] 147 [Comment] 14](   [How was zero Fahrenheit determined?]( Loring Chien, I know zero all too well. • [Answered March 26]( [Mr. Fahrenheit wanted a zero and 100 points on his scale that was somewhat easily reproduced. For Mr. Celsius he used the freezing point and boiling point of water. For Mr. F... Read more » [View] 264.6K [Upvote] 1.6K [Comment] 87](   [Why did stage & screen actress/singer Dame Julie Andrews lose her singing voice?]( Buck Flanagan, Writer and Director • [Answered March 12]( [The clinical reason was surgery to fix a “weak spot”—-perhaps a cyst on her vocal chords.——“a routine procedure”—- That surgery “ruined her ability to sing”. I blame it on he... Read more » [View] 33.9K [Upvote] 264 [Comment] 5](   [What factors cause a foreigner to be denied a visitor visa?]( Kathryn Berck • [Answered December 6, 2019]( [If you are asking about US visas, the most common reason for visa refusal is Section 214(b) of the Immigration and Nationality Act which says, “Every alien … shall be presu... Read more » [View] 26.7K [Upvote] 48 [Comment] 6](   [Why was Feynman so awestruck by Dirac?]( Adam Lantos, MSc Theoretical Physics, University of Edinburgh (2020) • [Answered December 13]( [I would be surprised if he wasn’t. I don’t know any physicist who is not awestruck by Dirac’s work. Indeed, those who studied his work/research, know he had an original and... Read more » [View] 296.8K [Upvote] 3K [Comment] 93](   [What is something you think K-pop fans need to understand?]( Yvonne Seo, clowning dan • [Answered May 11]( [Stop pulling the ‘they are still rookies’ card as an excuse for their skill/stage presence. While experience does definitely help and there’s definitely room to grow, they'r... Read more » [View] 6.4K [Upvote] 230 [Comment] 10](   [Is it true that in Hawaii, people get greeted with a flower necklace at the airport?]( Martin Bayer, Chef (1994-present) • [Answered Sun]( [A Hawaiian flower necklace is called a lei. It’s pronounced as “lay”. And yes, people get greeted at the airport with leis. It’s usually friends, family or colleagues that a... Read more » [View] 13.4K [Upvote] 377 [Comment] 15](   [The anomaly of gravitational force, which is believed to work on every object on Earth, was discovered in 1934 in California. What is responsible for this anomaly which seems like a mystery till today?]( Steve Dutch, Retired geoscience professor; 36 years • [Answered July 26, 2021]( [It sounds like you’re talking about the “Mystery Spot” near Santa Cruz, California, which I visited a long time ago. Their site says the spot was discovered in 1939. There ... Read more » [View] 358.5K [Upvote] 3.5K [Comment] 82](   [Did the Beatles ever discuss a song list to consider for playing at Woodstock?]( Alex Johnston, have been listening to the Beatles since 1975 • [Updated January 9, 2019]( [I don’t think the Beatles thought twice about saying no to Woodstock, and I certainly don’t believe that they ever talked about a song list. They were invited, apparently, b... Read more » [View] 18.6K [Upvote] 120 [Comment] 12](   [Have you ever been to a place where you thought you wouldn't go but did go there anyway?]( Art Cronk, Analyst (1991-present) • [Answered May 13]( [Alaska. My wife wanted to to an Alaska cruise but I wasn’t really interested as I’m into warm places for vacations. Then two things happened at once, I got an inheritance, n... Read more » [View] 7.1K [Upvote] 131 [Comment] 3]( [Read more in your feed]( Never miss a story. Designed for readers on the go.   [Download on the App Store]( it on Google Play](   Missing out on Quora emails? Be sure to add us to your primary inbox. This email was sent by Quora (605 Castro Street, Mountain View, CA 94041). If you don't want to receive this type of email in the future, please [unsubscribe](.

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