Function Notation: Understanding h(t) & t(h) - Physics Forums
Apr 6, 2009 · I have a simple problem here, some confusion on my part. I've just started learning about functions and their inverses. We've used traditional f^(-1) to denote the inverse. But …
What Exactly is Dirac's Delta Function? - Physics Forums
Aug 29, 2025 · Dirac’s delta function is considered (notation for) a distribution. Specifically it is (and its derivatives are) expressed in terms of the Radon-Nikodym derivative (s) of the …
Notation question about min and max functions - Physics Forums
Dec 28, 2011 · I have a general question about the notation of min and max functions. I'm wondering if there is an accepted notation, used by mathematicians, for the min...
Function notation in physics equations
Jan 5, 2015 · Function notation in physics can create confusion, particularly when distinguishing between variable quantities and functions. In the equation x = x₀ + v₀t + (1/2)at², x represents a …
What does 2f(x) mean, in words? • Physics Forums
Aug 8, 2015 · I am confused about how to enter 2 multiplied by the function in a ti-84 calc. I am wondering if its because I am mixing up function notation. I am learning about transforming …
Does f(x,y) = dy/dx or f'(x) in Mathematical Function Notation?
Feb 1, 2017 · I have a question about math function notation. f (x) = a function of x f (x,y) = dy/dx
Bracket VS wavefunction notation in QM • Physics Forums
Jun 22, 2017 · In some sources QM is explained using bracket notation. I quite understand algebra of bracket notation, but I do not understand how is this notation related with physically …
Question about Notation of Function • Physics Forums
Nov 28, 2020 · The notation f (x) = y indicates that f is a function of the variable x, where f (x) represents the output corresponding to the input x. The parentheses are used for clarity, …
Function notation minus one exponent? - Physics Forums
Oct 30, 2011 · The discussion focuses on the meaning of function notation involving a power of minus one, particularly in the context of the logistic function. It clarifies that an exponent of -1 …
How do I stretch the graph of y=x^3 horizontally by a factor of 3?
Sep 17, 2007 · The domain of the function 5x/ (8x^2+9) is confirmed to be all real numbers, represented in interval notation as (-∞, ∞). The discussion also touches on the relationship …