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Article Archive For William T. Erman

  • Log Spirals In The Stock Market by William T. Erman

    ARTICLE SYNOPSIS ...Log Spirals In The Stock Market by William T. Erman The basic mathematical characteristic of the log spiral is that even while increasing or decreasing in size, the log spiral remains constant. This is also true for rectangular spirals, the parameters of which are determined by their related log spirals. Many major market moves share the properties and predetermined progression of these spirals, indicating the close correlation between multiple manifestations of the ordered form of nature and the architecture of markets themselves. Three important turning points between 1974 and 1978 have i...

  • Compound Pivots And Market Symmetry by William T. Erman

    ARTICLE SYNOPSIS ...Compound Pivots And Market Symmetry by William T. Erman Many traders see only simple symmetry such as a 20-week bottom-to-bottom move followed by another. Unfortunately, if indeed there is another 20-week cycle, it could very well turn out to be 18 weeks or 22 weeks instead of the anticipated 20. Ermanometry, which was introduced to STOCKS & COM-MODITIES readers in February 1999, considers a 20-day window, the four-week spread, to be of little help in today's complex markets. Compound pivots are measured in days instead of weeks and take into account that markets are both very precise and sph...

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