I have to design and program my university web site and need a logo of centeral of Payam Nour logo.

I use Inkscape for desing it. Inkscape is a Vector Graphics Editor, similar to Adobe Illustrator, that strives to be SVG Compliant, open source, responsive and extensible. I recommend to you for designing any vector graphic logo and pictures.

Download Payam Nour University SVG Logo

Also see more about Scalable Vector Graphics (SVG)

Inkscape. Use it. It’s a great tool for SVG.