This was such a fun book! I guess it was originally self published before being picked up by Tor? I would never have known, the writing quality is pretty good and the plot is well-crafted and honed. I love that Huang has created a science fiction thriller with a math hero at the center. Math hero sounds a bit dorky, but Cas Russell is very good at the kind of vector math that lets her calculate time, trajectory, speed, etc, making her very, very good […]