Product List

Curving Punching Forming Equipment

Curving Punching Forming Equipment

  • Tom Womack's pages address many elliptic curve subjects, including curves of given rank and small conductor, Mordell curves of large rank, and interesting torsion groups.
  • Includes errata for his books Rational Points on Elliptic Curves and Advanced Topics in the Arithmetic of Elliptic Curves.
  • A wide collection of known integer solutions to elliptic curves and their corresponding Diophantine equations, presented by Hisanori Mishima.
  • Two tables: the smallest conductor observed for a given rank and torsion, and the smallest conductor observed among curves of rank zero with a given Sha and torsion. Maintained by Tom Womack.
  • The highest rank currently known for an elliptic curve over Q with each of the possible torsion groups. Compiled by Andrej Dujella.
  • For each curve (labelled as in Cremona) the mu and lambda-invariants are listed for the primes between 2 and 17. By Robert Pollack.
  • Tables of elliptic curves of small conductor in Mathematica format.
  • Tabulated by Stefan Lemurell.
  • Papers and surveys by Ed Schaefer.
  • Includes Primo, an implementation of ECPP, and CPG, class polynomial builder.
  • Germany. Manufactures flat material bending and punching machines, with particular application to processing of electrical switchgear and control panels. Equipment also available for forming door frames.
  • China. Manufactures variety of hydraulic presses for such operations as cutting, forming, stretching, and punching. Also produces range of constant temperature and shoemaking equipment.
  • Manufacturer of equipment used for punching holes in optical, CVD, and DVD discs. Includes automatic and manual machines for back finishing, ID/OD punching, and multi-ID punching.
  • The ECMNET Project to find large factors by the Elliptic Curve Method, mainly Cunningham numbers.
  • Lecture notes from a seminar J. Lubin, J.-P. Serre and J. Tate.
  • Elliptic Curve Discrete Logarithms Project. They solved ECC2K-108 in April 2000. History and related papers.
  • Minimal known positive and negative k for Mordell curves (y^2=x^3+k) of given rank, by Tom Womack.
  • A course by Jerrold Tunnell. An introduction to rational points on elliptic curves through examples.
  • Explains the difference between an elliptical curve and an ellipse. Discusses fields, applications, choosing a fixed point, and related topics.
  • From a course on modular forms.
  • Curving Punching Forming Line

    Punching Curve Machine

    Curving Punching Forming Equipment