Does f(x,y) = dy/dx or f'(x) in Mathematical Function Notation?
Feb 1, 2017 · The notation f' (x) means that f' is a function of a single variable, and from that we can infer that f itself is a function of one variable. My point is that f can be a function of one …
Function Notation: Understanding h(t) & t(h) - Physics Forums
Apr 6, 2009 · There isn't a standard notation for it in mathematics, but in computer science, there is a handy notation for creating functions "literal". What I mean by this is when you define a …
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 and max …
Python Dot Notation: Access Functions, Classes, Objects & Variables
Feb 10, 2021 · Is that correct? I feel like it should be called the "access" operator since it allows us to access things. What are the exact inner working and the more general definition the dot …
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 …
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, …
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 …
What does 2f (x) mean, in words? - Physics Forums
Aug 8, 2015 · Also, what about f (2x)? 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 …
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 …