84 reputation
6
bio website
location London
age 24
visits member for 1 year, 8 months
seen May 22 '13 at 2:29

student


Sep
24
awarded  Autobiographer
Mar
31
awarded  Popular Question
Mar
20
awarded  Popular Question
May
22
accepted Vector cross product of $\mathbf{r}$ and $\ddot{\mathbf{r}}$ in polar coordinates
May
17
comment Vector cross product of $\mathbf{r}$ and $\ddot{\mathbf{r}}$ in polar coordinates
Is it going to be something like $-G\frac{\left(M+m\right)}{r^{3}}\left(\mathbf{r}\times\mathbf{r}\right)=0$?
May
17
asked Vector cross product of $\mathbf{r}$ and $\ddot{\mathbf{r}}$ in polar coordinates
May
7
accepted What's the physical difference between the quantities $\langle v_{i}v_{j}\rangle$ and $\langle v_{i}\rangle\langle v_{j}\rangle$?
May
4
asked What's the physical difference between the quantities $\langle v_{i}v_{j}\rangle$ and $\langle v_{i}\rangle\langle v_{j}\rangle$?
Apr
25
answered What is the process that gives mass to free relativitic particles?
Apr
25
accepted Missing step while (classically) deriving Friedmann equation
Apr
25
comment Missing step while (classically) deriving Friedmann equation
ok I see... the product rule ;p I tried to do it LHS->RHS, what I should do is just the product rule on the RHS, silly me...
Apr
25
asked Missing step while (classically) deriving Friedmann equation
Apr
16
accepted Can dark matter be relativistic dust?
Apr
16
asked Can dark matter be relativistic dust?
Feb
16
awarded  Supporter
Feb
16
accepted Relation between multipole moment and angular scale of CMB
Feb
16
comment Relation between multipole moment and angular scale of CMB
@ChrisWhite I believe this is what I am looking for. So how do I relate $l$ to $\theta$ using spherical harmonics?
Feb
16
asked Relation between multipole moment and angular scale of CMB
Feb
13
awarded  Scholar
Feb
13
awarded  Student