Advances in Mathematics and Applications: Celebrating 50 years of the Institute of Mathematics, Stat

1 - "And Now We're In 2018..." .- 2 - Applied Mathematics in Brazil: Challenges and Opportunities.- 3 - Biomathematics at the IMECC.- 4 - Phase field: a methodology to model complex material behavior.- 5 - Spherical codes from lattices.- 6 - Nonvariational semilinear elliptic systems.- 7 - Perfect simulation and convex mixture of context trees.- 8 - Inference in (M)GARCH Models in the Presence of Additive Outliers: Specification, Estimation and Prediction.- 9 - Notes on Newton's method after 1960.- 10 - Minimal surfaces and their Gauss maps.- 11 - Galois theories: a survey.- 12 - On the geometry and topology of the commutator of unit quaternions.- 13 - Life in the Rindler Reference Frame: Does an uniformly accelerated charge radiates? Is there a Bell "Paradox"? Is Unruh Effect real?.- 14 - Flag type of semigroups: A survey.- 15 - Generic singularities of 3D piecewise smooth dynamical systems.