SHELL2: a package for the calculation of
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J. Fleischer; O.V. Tarasov
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Article
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1992
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Elsevier Science
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English
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The description of a program written in FORM for the analytic calculation of propagator-type one-and two-loop Feynman graphs with external lines corresponding to massive as well as massless particles on-shell is presented. Dimensional regularization to regularize both ultraviolet and infrared diverg