Where does “enhetsmatris” come from?
enhetsmatris (Swedish) comes from Swedish matris, from Swedish ris, from Old Norse rís, from Middle Low German rīs, from Old French ris, from Italian riso, from Latin rīsus, from Ancient Greek ὄρυζα.
enhetsmatris (Swedish): identity matrix
Definitions
- identity matrix
Ancestry of “enhetsmatris”, step by step
enhetsmatris traces back through two separate lines of ancestry.
via Swedish matris
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Swedish | matris | matrix; rectangular arrangement of terms; matrix;... |
| 2 | Swedish | ris | small shrubs, such as blueberry and lingonberry,... |
| 3 | Old Norse | rís | — |
| 4 | Middle Low German | rīs | — |
| 5 | Old French | ris | reef |
| 6 | Italian | riso | laughter, laugh; rice; past participle of ridere |
| 7 | Latin | rīsus | laughed at, ridiculed, mocked, having been ridiculed |
| 8 | Ancient Greek | ὄρυζα | rice |
| 9 | Proto-Iranian | *wrinǰiš | — |