# Preconditioning Heterogeneous $\boldsymbol{H}(\mathrm{div})$ Problems by Additive Schur Complement Approximation and Applications

> Research article (SIAM Journal on Scientific Computing, 2016) · cited 23× · AI/ML

**Wikidata**: [openalex:W2302242104](https://www.wikidata.org/wiki/openalex:W2302242104)  
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