Hirofumi Ohta

• Instrument for real-time measurements of airgap flux distribution of on-load synchronous generators
• Bifurcations in a system described by a nonlinear differential equation with delay
• Global Bifurcation Caused by Unstable Limit Cycle Leading to Voltage Collapse in an Electric Power System

• Comparator 1.1.2 is a file comparison utility. (61KB. Sep. 27, 2005)
• rm ResourceFork 1.2.8 removes unnecessary Resource Fork. (58KB. Mar. 18, 2008)
• rm JPEG extra 1.0.6 removes extra data, such as the Exif information, from JPEG files. (58KB. Mar. 18, 2008)
• change Creator(FileType) changes the Creator code of a file (and also the File Type code). (47KB. July 21, 2010)
• Chaos 1.5.3 invites you to CHAOS. (121KB. Aug. 21, 2005)
  (unpredictable phenomenon on a nonlinear deterministic system; Logistic map, Henon map, Duffing's equation, Lorenz equation)
• Duffing 2.3.1 is a simulator for the Duffing's equation. (558KB. Dec. 31, 2001)
• Nice patches for Expressionist (Apr. 2, 2001)

• Menu Clock 1.3 is the NDA for the Apple IIGS that attaches a clock on the menu bar.
• GAME APPLE ][ (Aug. 1, 2003)
• THE APPLE ][ SCREEN EDITOR A-DASH was distributed by the COSMOS KYOTO, and you can now buy it for $30 from me directly. There is also the disk image file that will be used on Apple II emulators.

• Ueda's Chaotic Attractor and Japanese Attractor (Complimentary Page to Professor Yoshisuke Ueda)
• Drawing of attractors and bifurcation of dynamical systems in real time