nabla


Also found in: Dictionary, Medical, Wikipedia.

nabla

[′nab·lə]
(mathematics)
References in periodicals archive ?
Contractor name : ZAJEDNICA PONUDITELJA NABLA SLAVONIJA D.
In 2001 the time scale nabla calculus (or simply nabla calculus) was introduced by Atici and Guseinov [2].
25, Palestinian gunmen killed an Israeli near the West Bank (WB) village of Bir Nabla.
Together with our partner and platform supplier, Teligent (US market NABLA Communications), we provide our customers with advanced Value Added Services including Prepaid, Calling Card, Virtual Office, Call Center, to offer a complete architecture for operators and service providers.
Contract notice: Acquisition of 55,000 concrete sleepers with bibloco nabla type fastening system for 54e1 rail.
k] are the elementary and the homogeneous symmetric functions of degree k respectively, [nabla] is the well known nabla operator introduced by Bergeron and Garsia (see [2, Section 9.
In [7] and [22] second-order self-adjoint linear dynamic equations on time scales were introduced and examined by making use of both delta and nabla derivatives.
Nabla Communications today announced a solution that will revolutionize the use of SMS-messaging in the US.
Contract notice: Acquisition of nabla c1 type clamps, nabla s1 type claws and type plates nabla rntc 118 rd / 8 (econtratos no 5010018132).
The task of carrying out the injections yielding such Parking Function settings for the Nabla image of Schur functions is the topic of the author's doctoral thesis which is still in progress.
The nabla derivative of f at t is defined to be the number [f.
Keywords: Time scale, delta and nabla derivatives and integrals, Green's function, completely continuous operator, eigenfunction expansion.