Full page photo - BIUu.math.biu.ac.il/.../Malta2018/Slides/Malta2018-WR.pdf · 1. The above...
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Full page photo - BIUu.math.biu.ac.il/.../Malta2018/Slides/Malta2018-WR.pdf · 1. The above mentioned skew-ring S+N with the same additive group and multiplication a 2. The skew-ring
