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The Hessians of Certain Invariants of Binary Quantics

Published online by Cambridge University Press:  15 September 2014

Thomas Muir
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Extract

(1) The cubinvariant J of a binary quartic being

its Hessian, H(J), is

Performing on this the operations

and on the result the operations

we obtain

The three-line determinant here is seen to contain c as a factor, because it manifestly vanishes when c is put equal to 0.

Type
Proceedings
Information
Proceedings of the Royal Society of Edinburgh , Volume 26 , Issue 1 , 1906 , pp. 529 - 532
Copyright
Copyright © Royal Society of Edinburgh 1906

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References

page 531 note * Of course not so spoken of by him at that date.