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Group Description

The topics discussed are for example:

* advanced mental calculation tasks (like extracting roots or multiplying big numbers)

* algorithms

* books about mental calculating

* competitions, achievements and records for mental calculations

* teaching mental calculation at school

* useful computer programs

* using the abacus / soroban

Beginners' questions are welcome, but do not expect to get the solution for your homework here.

Group Information

  • 1143
  • Mathematics
  • Oct 8, 2002
  • English

Group Settings

  • This is a public group.
  • Attachments are not permitted.
  • Members cannot hide email address.
  • Listed in Yahoo Groups directory.
  • Membership does not require approval.
  • Messages require approval.
  • All members can post messages.

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