check if an input is a parametric box - Maple Help

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RegularChains[SemiAlgebraicSetTools][IsParametricBox] - check if an input is a parametric box

Calling Sequence

IsParametricBox(b)

Parameters

b

-

any value

Description

• 

The command IsParametricBox(b) returns true if b is a parametric box, and false otherwise.

• 

See the page SemiAlgebraicSetTools for the definitions of a regular semi-algebraic system, a parametric box and a box.

Examples

withRegularChains:

withParametricSystemTools:

withSemiAlgebraicSetTools:

R:=PolynomialRingx,b,a,c

R:=polynomial_ring

(1)

F:=ax2+bx+c

F:=ax2+bx+c

(2)

N:=

N:=

(3)

P:=x

P:=x

(4)

H:=a

H:=a

(5)

rrc:=RealRootClassificationF,,x,a,3,2,R

rrc:=regular_semi_algebraic_set,border_polynomial

(6)

rsas:=rrc11

rsas:=regular_semi_algebraic_set

(7)

pbx:=RepresentingBoxrsas,R

pbx:=parametric_box

(8)

IsParametricBoxpbx

true

(9)

IsParametricBoxrsas

false

(10)

See Also

IsParametricBox, RealRootClassification, RegularChains, RepresentingBox, RepresentingChain, RepresentingQuantifierFreeFormula, RepresentingRootIndex, VariableOrdering


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