Problems in Differential geometry

[Silviu]

Hello! Can someone point me toward some (introductory) problems in differential geometry with solutions (preferably free)? Thank you!

 

[jedishrfu]

Here's a problem set with solutions from Maynooth University math course:

http://archive.maths.nuim.ie/staff/stefan/TT/1011/451P.pdf

https://www.maynoothuniversity.ie/mathematics-and-statistics

and this one from Georgia Tech:

http://people.math.gatech.edu/~ghomi/Papers/op.pdf

and this one from Shifrin:

http://alpha.math.uga.edu/~shifrin/ShifrinDiffGeo.pdf

and ...

http://wwwf.imperial.ac.uk/~skdona/NONLINEARITYPROBLEMS.PDF

and lastly this Russian one from the Arxiv:

https://arxiv.org/abs/0801.1568