The Yupana was an ancient calculating device of the Incas. This simple program compares different theories:
- positional notation
* Base 10 by H. Wassen
(representation, addition)
* Base 10 by C. Radicati di Primeglio
(representation, addition, subtraction, multiplication)
* Base 10 by W. Burns Glynn
(representation, addition, multiplication)
* Base 40 by N. De Pasquale
(representation)
- sign-value notation
* Powers of ten by C. Florio
(representation, addition, multiplication)

GUI & Manual main translations: en, es, it
Only GUI translations (alpha version): qu, pt, fr, de, ro, ru, jp

Features

  • Implementation of the Base 10/Positional System by H. Wassen (1931)
  • Implementation of the Base 10/Positional System by C. Radicati (1979)
  • Implementation of the Base 10/Positional System by W. Glynn (1981)
  • Implementation of the Base 40/Positional System by De Pasquale (2001)
  • Implementation of the Base 10/Positional System by Chirinos (2008)
  • Implementation of the Sign-value notation System by Florio (2009)
  • Implementation of the Base 144/Positional System by Kak (2014)

Project Samples

Project Activity

See All Activity >

Follow Tk-Yupana

Tk-Yupana Web Site

Other Useful Business Software

Find out what (or who) is slowing down your network Find out what (or who) is slowing down your network Icon
Find out what (or who) is slowing down your network Icon

Get comprehensive network bandwidth analysis and performance monitoring with SolarWinds® Bandwidth Analyzer Pack.

Network slow, but you don't know the cause? Use Bandwidth Analyzer Pack (BAP) to monitor and analyze network bandwidth performance and traffic patterns. With BAP, you can identify which users, applications, and protocols are consuming the most bandwidth. You can also monitor Wireless LAN Controller traffic to see what applications and clients are using your wireless network. Try it free for 30 days!

Rate This Project

Login To Rate This Project

User Ratings

★★★★★
★★★★
★★★
★★
0
0
0
0
0
ease 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5
features 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5
design 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5
support 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5

User Reviews

Be the first to post a review of Tk-Yupana!

Additional Project Details

Languages

Italian, English, Spanish

Intended Audience

Non-Profit Organizations, Education, End Users/Desktop

User Interface

Tk

Programming Language

Tcl

Registered

2012-11-15