Fig. 10

Map of the error on the flux field computed with PGD. The spatial distribution of the error \(\left| \left| \left| \widehat{\varvec{q}}_{h,m}-\widehat{\varvec{q}}_{h}\right| \right| \right| _{\mathcal {S}}\) is represented for \(m=1\) (left), \(m=2\) (center), and \(m=3\) (right)