- #1

RestlessRiver

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**1.a) Concider the 2-space consisting of a spherical shell at constan radius, r. In polar coordinates the line element on the surface can be written (a, b,∈ 1,2)**

## Homework Equations

ds

^{2}=g

_{ab}dx

^{a}dx

^{b}=r

^{2}dθ

^{2}+sin

^{2}θdφ

^{2}

calculate g

^{ab}, Γ

_{ab}

^{c}, R

^{1}

_{212}, R

^{2}

_{121}, R

_{11}, R

_{22}, R

## The Attempt at a Solution

I don't have an attempt on a solution cause I honestly have no idea how. Our teacher has said that it's possible to calculate the Christoffel sybols and the metric but he never showd how =/

really apprisiate any help

thanks a lot