Unlike Roman, Maya or Iñupiaq numerals, this isn’t a total reimagining of numbers. Instead, it’s an uncanny parallel universe. Any number without zeros retains its old appearance (1,776 is still 1,776 ...

NCTM members can browse the extensive archive of Students Explorations in Mathematics activities and materials suitable for grades 5-10. Many activities are hands-on and related to popular topics that ...

In this paper proposes a sensitivity analysis method based on a Polynomial Chaos Expansion (PCE) surrogate model for flexoelectric materials. The non-uniform rational B-splines (NURBS) basis functions ...

Illustration of D2GCN based structural features (“ ⊕ ” represents addition operation, which means element-wise addition; “ ” represents vector concatenation ... of D2GCN based semantic features (The ...