| Artist | : | The invention of the equal sign #math #equal #equality #equation #mathhistory |
| Title | : | Alvaro Lozano-Robledo |
| Duration | : | 53 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | The invention of the equal sign #math #equal #equality #equation #mathhistory |
| Title | : | Alvaro Lozano-Robledo |
| Duration | : | 53 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |