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ARUN MANGAL 

Visit to Germany 

as Indian Representative in

1st Mental Calculation World Cup 2004 

 On 30th Oct, 2004 

at Annaberg-Buchholz,Germany

     in the memory of Sir Jon Adam Rice

   " The great German Mathematician "

The best Mental Calculators around the world get together to compete in various branches of mathematics as well as performance in world record attempts of mental calculation

 
 

Arun Mangal performs world record attempts 

by reciting the ' periodic system ' 

 in Germany on 30th Oct 04

 

 An "human Calender" in real sense, who can instantly disclose  a day of the week from memory for any date of the year of any centuries ( B.C or A.D ) without help of any technical or physical instrument .

Arun Mangal  has also developed a perpetual calender ( 3.5" * 2.5" ) which is 'smallest size evergreen calender' in the world. one can easily disclose a day of the weak for any date of every year regarding any century .

His name has also been incorported in 

"Limka Book of Records"1993

 

1st Mental Calculation World Cup 2004