Ben
Reputation
1,011
Top tag
Next privilege 2,000 Rep.
Edit questions and answers
 Mar 18 awarded Yearling Mar 18 awarded Yearling Apr 16 answered Find the angle at vertex $B$ Apr 9 answered Are the contours of every plane parallel to the x-z plane of a function F, circles? Apr 8 comment If $A$ is a symmetric matrix, show that every eigenvalue of $A$ is nonnegative if and only if $A=B^2$ There's a proof here on the second page. Apr 8 revised Express each of the standard basis vectors as linear combination of $\alpha_1,\alpha_2,\alpha_3$ added 206 characters in body Apr 8 answered Express each of the standard basis vectors as linear combination of $\alpha_1,\alpha_2,\alpha_3$ Apr 8 comment What do I need to know to understand Lagrange multipliers? MIT OCW has a few good lectures on Lagrange Multipliers:ocw.mit.edu/courses/mathematics/… Apr 7 answered If $A$ is a symmetric matrix, show that every eigenvalue of $A$ is nonnegative if and only if $A=B^2$ Apr 7 answered Square matrix multiplication when raised to a power Apr 6 comment Finding Determinants Recursively Thanks for pointing out my typo Apr 6 revised Finding Determinants Recursively typo Apr 6 revised the change of variables formula and applications of integration Latex formatting Apr 6 suggested approved edit on the change of variables formula and applications of integration Apr 6 asked Finding Determinants Recursively Mar 18 awarded Yearling Mar 11 revised Anyone could help me with this trig question Latex formatting Mar 11 suggested approved edit on Anyone could help me with this trig question Mar 11 answered Linear algebra help please Mar 2 answered microsoft excel Excel alphabetical index