Smallest handwritten book on Mathematical formulas
The record for making the smallest handwritten book on Mathematical formulas was set by Jini Joy (born on May 12, 1995) of Kannur, Kerala. The book (measuring 2.6 cm x 2.6 cm x 1.1 cm) contains 88 pages and has numerous Mathematical formulas written with a pencil, as confirmed on January 5, 2022.
