Register to reply

Kronecker Delta and vector form of q_(i,j) q_(m,mj)

Share this thread:
Romik
#1
Dec5-12, 03:18 PM
P: 14
guys,

we know ∇q=qi,j and ∇ ∇.q=qi,ij

but what will happen if we have qi,jqm,mj ? (sum on j)

I know some terms of ∇q∇ ∇.q will drop due to that summation. so the question is what is the right expression in vector form for that term.

thanks
Phys.Org News Partner Science news on Phys.org
Apple to unveil 'iWatch' on September 9
NASA deep-space rocket, SLS, to launch in 2018
Study examines 13,000-year-old nanodiamonds from multiple locations across three continents

Register to reply

Related Discussions
Is the delta in the commutation relations of QFT a dirac delta or a kronecker? Quantum Physics 6
Form of Kronecker Delta Not Recognized in Mathematica Math & Science Software 3
Covariant vector differentiation problem with kronecker delta? Differential Geometry 7
Vector field identity derivation using Einstein summation and kronecker delta. Calculus & Beyond Homework 2
Linear & Vector Algebra: Kronecker delta & Levi-Civita symbol Calculus & Beyond Homework 13