A file with an .ai extension is an Adobe Illustrator Artwork file that contains vector graphics on a single page. It uses points to create paths for displaying the image data, thus making it safe from losing image quality if it is enlarged. AI format finds its major usage for logos and print media. AI files can be opened with Adobe Illustrator, Adobe Acrobat DC, PaintShop Pro, and CorelDraw Graphics tools.
TeX is a language that comprises of programming as well as mark-up features, used to typeset documents. Donald Knuth from Stanford University, is the creator of this resourceful typesetting system. Across the world, TeX is the ultimate choice of authors and publishers to produce high quality technical documents. TeX performs an outstanding job of formatting complex mathematical expressions. In conjunction with a high-quality phototypesetter, TeX competes the results generated by the best traditional typesetting systems.
You can also convert AI into many other file formats. Please see the complete list below.