D & X
or D and X
Examples from the Web for dx
Historical Examples of dx
At last he impatiently remarked, "Does nobody know that dx ⁄ dt means velocity?"Lord Kelvin
"I felt an immediate overload of power in my DX circuit," the servo-pilot confessed.The Love of Frank Nineteen
David Carpenter Knight
The simplest possible case is, therefore, that in which ds is the square root of a quadratic function of the dx.
The writer considers as very doubtful the formula for Dx, which is the same as that for W1, already discussed.