OLS derivation question
87993
Proof of normal equation in regression using tensor notation
76
Which derivation of drift velocity is correct?
59165
Derivative of a linear transformation.
22781
Understanding and interpreting consistency of OLS
47681
How to go about solving this question on differentials?
28946
Derivation of Spin Lagrangian
139631
How to take this exterior derivative of the expression $du - \sum_i p_i dx_i$?
78869
On the justification of the result of a limit utilizing little-o. (quick question)
102496
Derivation of the formula for the vertex of a parabola
102279
Derivative of Quadratic Form
28096
Finding the derivative of $x\uparrow\uparrow n$
16925
Quick question on multivariate differentiation
33785
Proof that the coefficients in an OLS model follow a t-distribution with (n-k) degrees of freedom
120879
Why is OLS estimator of AR(1) coefficient biased?
88489
Derivation of the polarization identities?
76853
Interpretation of $\mathbf{y}^T(\mathbf{I}-\mathbf{H})\mathbf{y}$ in OLS
71092
What are the derivatives of position with respect to time