Revision as of 20:42, 13 December 2010 edit R.e.b. (talk \| contribs) Extended confirmed users, Pending changes reviewers 42,907 edits →The ring of invariants: expand ← Previous edit		Revision as of 20:46, 13 December 2010 edit undo R.e.b. (talk \| contribs) Extended confirmed users, Pending changes reviewers 42,907 edits →The ring of invariants: expand Next edit →
Line 12: # The algebra of invariants is generated by invariants of degree 4, 8, 12, 18 # The algebra of invariants is generated by invariants of degree 2, 4, 6, 10, 15 #{{harvtxt\|von Gall\|1888}} {{harvtxt\|Dixmier\|Lazard\|1986}} The algebra of invariants is generated by a set with 1 invariant of degree 4, 3 of degree 8, 6 of degree 12, 4 of degree 14, 2 of degree 16, 9 of degree 18, and one of each of the degrees 20, 22, 26, 30 #{{harvtxt\|von Gall\|1880}}, {{harvtxt\|Shioda\|1967}} The ~~ring~~algebra of invariants is generated by 9 invariants of degrees 2, 3, 4, 5, 6, 7, 8, 9, 10, and the ideal of relations between them is generated by elements of degrees 16, 17, 18, 19, 20. #{{harvtxt\|Brouwer\|Popoviciu\|2009}} #{{harvtxt\|Brouwer\|Popoviciu\|2010}} Generated by 106 invariants

Invariant of a binary form: Difference between revisions