{"version":"1.0","type":"video","provider_name":"Puzzicle","provider_url":"https://puzzicle.org","title":"Null space 2: Calculating the null space of a matrix","width":800,"height":560,"thumbnail_url":"https://puzzicle.org/thumbs/25265.jpg","thumbnail_width":320,"thumbnail_height":180,"html":"<iframe src=\"https://puzzicle.org/embed/math/linear-algebra/v/null-space-2-calculating-the-null-space-of-a-matrix\" width=\"800\" height=\"560\" style=\"border:0;max-width:100%\" allow=\"fullscreen; autoplay\" title=\"Null space 2: Calculating the null space of a matrix\"></iframe>"}