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References to 'positive root'
1. Borel subalgebra by mathcam
2. Borel-Bott-Weil theorem by mathcam
3. classification of finite-dimensional representations of semi-simple Lie algebras by bwebste
4. Descartes' rule of signs by PrimeFan
5. Dynkin diagram by bwebste
6. integer contraharmonic means by pahio
7. parabolic subgroup by bwebste
8. proposed elementary proof of Fermat's last theorem by Mathprof
9. root system underlying a semi-simple Lie algebra by rmilson
10. Salem number by bbukh
11. simple root by mathcam
12. SL(n;R) is connected by Stephaninos
13. Verma module by owenjonesuk
14. Weyl chamber by rmilson
15. Weyl group by mathcam