Haensch, Anna A canonical form for positive definite matrices Open Book Series 4 (2020) 179–195 Hallgren, Sean Computing endomorphism rings of supersingular elliptic curves and connections to pathfinding in isogeny graphs Open Book Series 4 (2020) 215–232 Computing the unit group, class group, and compact representations in algebraic function fields Open Book Series 1 (2013) 335–358 Hanselman, Jeroen Ranks, $2$-Selmer groups, and Tamagawa numbers of elliptic curves with $\mathbb{Z}/2\mathbb{Z} \times \mathbb{Z}/8\mathbb{Z}$-torsion Open Book Series 2 (2019) 173–189 Harashita, Shushi Algorithms to enumerate superspecial Howe curves of genus 4 Open Book Series 4 (2020) 301–316 Harvey, David Faster integer multiplication using short lattice vectors Open Book Series 2 (2019) 293–310 Zeta functions of nondegenerate hypersurfaces in toric varieties via controlled reduction in $p$-adic cohomology Open Book Series 2 (2019) 221–238 Heninger, Nadia Approximate common divisors via lattices Open Book Series 1 (2013) 271–293 Hill, Joshua Counting value sets: algorithm and complexity Open Book Series 1 (2013) 235–248 Hillman, Jonathan Poincaré Duality in Dimension 3 Open Book Series 3 (2020) 1–162 Hofmann, Tommy Cyclic extensions of prime degree and their $p$-adic regulators Open Book Series 2 (2019) 311–323 On the construction of class fields Open Book Series 2 (2019) 239–255 Howe, Everett Algorithms to enumerate superspecial Howe curves of genus 4 Open Book Series 4 (2020) 301–316 Constructing and tabulating dihedral function fields Open Book Series 1 (2013) 557–585 Principally polarized squares of elliptic curves with field of moduli equal to Q Open Book Series 2 (2019) 257–274 Hubbard, David Explicit computations in Iwasawa theory Open Book Series 2 (2019) 137–153