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Apr
22
revised How to solve a second order non-linear differential equation analytically?
Improved formatting
Apr
22
comment How to solve a second order non-linear differential equation analytically?
Are you sure you are posting on the right site? There is nothing in your question making it clear that it is concerned with Mathematica software.
Apr
21
revised Expressing a series formula
Routine clean-up
Apr
21
comment Integrate using \[Esc] int \[Esc]
Yes, it would appear so. I'm thinking of reporting it to WRI.
Apr
21
comment Integrate using \[Esc] int \[Esc]
Strangely if one types '[esc]din', this is not offered as a completion
Apr
21
revised Solving fifth order polynomial equation
added 368 characters in body
Apr
21
comment Solving fifth order polynomial equation
s^3 + 3s^2 + 4s + 1 is not an equation. Do you mean s^3 + 3s^2 + 4s + 1 == 0, which is an equation in Mathematica.
Apr
21
answered Solving fifth order polynomial equation
Apr
21
revised Solving fifth order polynomial equation
Routine clean-up
Apr
21
comment Solving fifth order polynomial equation
Is your equation actually s^(-3) + 3 s^2 + 4 s + 1 == 0 in Mathematica syntax?
Apr
21
revised Adding annotations to plot with vertical leader line to the curve
added 11 characters in body
Apr
21
revised Using a For-loop to do numerical integration
edited title
Apr
21
revised Adding annotations to plot with vertical leader line to the curve
edited tags; edited title
Apr
21
revised Adding annotations to plot with vertical leader line to the curve
added 6 characters in body
Apr
21
answered Adding annotations to plot with vertical leader line to the curve
Apr
21
revised Using a For-loop to do numerical integration
Made English more idiomatic
Apr
21
comment Using a For-loop to do numerical integration
You don't want a For-loop. You should use NIntegrate.
Apr
21
revised Referring to the components of a vector within a sum
edited title
Apr
21
revised Referring to the components of a vector within a sum
Improved formatting
Apr
21
revised Referring to the components of a vector within a sum
Improved formatting