Each solves to an expression or term that includes the mathematical symbol from the equation. The topmost entry is a straightforward example, I think: 22-Across, [Hard / work]. The answer is ...

In a mesmerising blend of art and mathematics, a research student from University College London (UCL) has recently gained widespread attention for creating intricate images solely through ...

After a performance of the Nutcracker was recently performed in Belgrade, several members of the cast demonstrated by showing the audience symbols used by the Hamas terrorist organization ...

Roberto C. Budzinski et al, An exact mathematical description of computation with transient spatiotemporal dynamics in a complex-valued neural network, Communications Physics (2024). DOI: 10.1038 ...