How to Obtain A or U from Inverse Nabla Functions?

In summary, an inverse nabla function is the inverse of a nabla function, which is a vector operator representing the gradient, divergence, or curl of a vector field. It differs from a regular inverse function in that it operates on vector fields and can have multiple solutions. The notation for inverse nabla functions can vary, but is often written as ∇^-1 or ∇^-1F. These functions are commonly used in science, particularly in solving differential equations, but may have limitations such as non-existence for certain vector fields and non-uniqueness of solutions. Careful consideration of these limitations is important when using inverse nabla functions in scientific applications.
  • #1
TheDestroyer
402
1
How can I get A or U from those equations?

B=div(A)

B=Lap(A)

V=Lap(U)

A,B Vector fields, U,V Scalar functions

And thanks,
 
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  • #2
The first B (from the first eq.) cannot be a vector field.

U may want to study Helmholtz theorem...Plus the general theory of elliptic second order PDE-s...

Daniel.
 
  • #3
yooooo, sorry ! ofcourse not a vector field! lol dot product :P
Can you guide me to a websites for them? best of them?

Thanks
 

Related to How to Obtain A or U from Inverse Nabla Functions?

1. What is an inverse nabla function?

An inverse nabla function is a mathematical concept that refers to the inverse of a nabla function. A nabla function is a vector operator that represents the gradient, divergence, or curl of a vector field. The inverse nabla function allows us to find the original vector field from its gradient, divergence, or curl.

2. How is an inverse nabla function different from a regular inverse function?

An inverse nabla function is different from a regular inverse function because it operates on vector fields instead of scalar functions. This means that instead of finding the inverse of a single value, it finds the inverse of a vector field. Additionally, an inverse nabla function can have multiple solutions, while a regular inverse function has a unique solution.

3. What is the notation used for inverse nabla functions?

The notation used for inverse nabla functions varies, but it is often written as the nabla symbol with a negative exponent, such as ∇-1. It can also be written as ∇-1F, where F is the vector field that the inverse nabla function is operating on.

4. How are inverse nabla functions used in science?

Inverse nabla functions are used in various fields of science, including physics, engineering, and mathematics. They are particularly useful in solving differential equations, which are commonly used to model physical systems. Inverse nabla functions allow scientists to find the original vector field from its derivative, which can provide valuable insights and predictions about the behavior of a system.

5. Are there any limitations to using inverse nabla functions?

Yes, there are some limitations to using inverse nabla functions. They may not exist for all vector fields, and even when they do exist, they may not be easy to find or compute. Additionally, inverse nabla functions may not have unique solutions, which can make their use more complex. It is important to carefully consider the limitations and assumptions of using inverse nabla functions in any scientific application.

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