# source function

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## source function

[′sȯrs ‚fəŋk·shən]
(astrophysics)
The emissivity of a stellar or other radiating material divided by its opacity.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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In the theory of linear response, one of these functions, say m(t), is called the input or Source function and the other one is called a Response.
An optimized artificial singularity remover [17] is used to secure the source function during computations.
Applying the triple-porosity model with considering adsorption and desorption in stable state, a novel model to describe the fluid flow behaviors in shale gas reservoirs is established and the corresponding solutions are derived by Green's and source function and superposition principle, which can make up the defects of previous ones and can be more effective in guiding the practical production.
Synthetic and real data examples show that the estimation of a seismic source is the pivotal decision for success because the source function is the basic information being searched for during the CC process.
Resulting system of equations is solved in the least squares (LS) sense as we have more equations than unknown source function intensities (we have one equation in each collocation point for temperature and half of it for temperature differences in opposite points).
Options include a choice of three optical power meters, including one for PON applications, a 1625 or l650nm light source function, a 650nm (red) laser for visual fibre inspection, and an Ethernet PING test function.
Over time, Derm Source function deteriorates, leading to visible signs of aging: wrinkles, sagging and a loss of firmness.
For modeling of AE signals, knowledge about the source function is vital.
Introducing the following separation of variables based on the structure of the source function, which represents the inhomogeneous term,
NoteScribe's Source function is easy to use, and in the long-run, it saves time because I can input bibliographic data into a template as I add each note.
The SCPI query to return the source function on the Model 2400 is
The source function for the hydraulic fracture considering the fracture conductivity can be written by

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