Understanding Δx: The Meaning and Importance of Uppercase …
2011年9月26日 · Actually I've never seen that use of it. I'm not saying it's wrong, but it's unusual. But in elementary math texts, [itex]\Delta[/itex]x means the amount of change in the variable x.
How do you find delta X using Voy and Vox? - Physics Forums
2012年10月8日 · Delta X can be negative if the final position is smaller than the initial position, indicating movement in the opposite direction. Other methods for calculating delta X include …
Limits, find delta given epsilon - Physics Forums
2009年9月7日 · The formal definition of a limit states that for a function f(x), the limit as x approaches c is L if and only if for every positive number epsilon, there exists a corresponding …
What is the difference between dy/dx, Δy/Δx, δy/δx and ∂y/∂x?
2013年1月30日 · δy/δx is the gradient of the line between two ponts on the curve y=f(x) which are close together ∂y/∂x is the gradient of the tangent through a point on the surface y=f(x,z,...) in …
Prove that (|x-1| < delta) implies (|x^2 - 1| < 1/2) - Physics Forums
2015年2月8日 · In summary, the conversation discusses finding a number delta based on a given graph of f(x) = x^2. The conversation considers using the given graph to find an upper bound …
How to Solve Projectile Motion Problems in One or Two Lines
2021年6月8日 · Examination of the two primary equations shows that five parameters determine uniquely the parabolic path: the two instantaneous displacements, ##\Delta x## and ##\Delta …
What is a good equation to use to find Delta T (time)? - Physics …
2004年1月31日 · It is important to find Delta T in order to calculate the rate of change of a system or process, determine time intervals, and predict future events. The equation used to find Delta …
Projectile Problem: Solving Theta given Delta X, Delta Y and V0.
2013年9月22日 · How do you calculate theta given delta x, delta y, and V0 in a projectile problem? To calculate theta, you can use the equation theta = tan^-1(delta y / delta x) - 1/2 * g …
Solving Dirac Delta Cosx: Find Range of n and a_n, x_n - Physics …
2008年3月10日 · The Dirac Delta function, denoted by δ(x), is a mathematical function that is commonly used in physics and engineering to represent a point mass or impulse at a specific …
Understanding Epsilon Delta Proofs - Physics Forums
2009年5月23日 · Epsilon delta proofs are games. Given f, we play a game. I give you a target distance epsilon, and you have to try to find a delta so that x and y being at most delta apart …