# On the real X -ranks of points of P n (R) with respect to a real variety X ⊂ P n

Annales UMCS, Mathematica (2010)

- Volume: 64, Issue: 2, page 15-19
- ISSN: 2083-7402

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topEdoardo Ballico. " On the real X -ranks of points of P n (R) with respect to a real variety X ⊂ P n ." Annales UMCS, Mathematica 64.2 (2010): 15-19. <http://eudml.org/doc/267900>.

@article{EdoardoBallico2010,

abstract = {Let X ⊂ Pn be an integral and non-degenerate m-dimensional variety defined over R. For any P ∈ Pn(R) the real X-rank r x,R(P) is the minimal cardinality of S ⊂ X(R) such that P ∈ . Here we extend to the real case an upper bound for the X-rank due to Landsberg and Teitler.},

author = {Edoardo Ballico},

journal = {Annales UMCS, Mathematica},

keywords = {Ranks; real variety; structured rank; ranks},

language = {eng},

number = {2},

pages = {15-19},

title = { On the real X -ranks of points of P n (R) with respect to a real variety X ⊂ P n },

url = {http://eudml.org/doc/267900},

volume = {64},

year = {2010},

}

TY - JOUR

AU - Edoardo Ballico

TI - On the real X -ranks of points of P n (R) with respect to a real variety X ⊂ P n

JO - Annales UMCS, Mathematica

PY - 2010

VL - 64

IS - 2

SP - 15

EP - 19

AB - Let X ⊂ Pn be an integral and non-degenerate m-dimensional variety defined over R. For any P ∈ Pn(R) the real X-rank r x,R(P) is the minimal cardinality of S ⊂ X(R) such that P ∈ . Here we extend to the real case an upper bound for the X-rank due to Landsberg and Teitler.

LA - eng

KW - Ranks; real variety; structured rank; ranks

UR - http://eudml.org/doc/267900

ER -

## References

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