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Isogeometric Analysis (IA)
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Spline curve

Spline curve
A A
where the n-dimensional points c are called the _{k}control points of C. The polygon defined by the lines joining the control points c and _{k}c is called the _{k+1}control net of C.A
where the w are the weights. It is normal to let all the weights be positive, then the denominator function will be positive everywhere._{k} |
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