Links

Wikipedia articles you may find useful:

• Complex number
• Stereographic projection
• Euler's formula
• Leonhard Euler
• Root of unity
• Cauchy-Riemann equations
• Georg Friedrich Bernhard Riemann
• Augustin-Louis Cauchy
• Holomorphic function
• Line integral
• Edouard Goursat
• Methods of contour integration
• Cauchy-Goursat theorem
• Cauchy integral formula
• Morera's theorem
• Joseph Liouville
• Liouville's theorem
• Fundamental theorem of algebra
• Power series
• Laurent series
• Residue
• Residue at infinity
• Residue theorem
• Mobius transformation