Knitted on zig-zag border for a Elizabeth Zimmerman Pi shawl (or anything). Rather than doing a YO k2tog at the join, I just use the next stitch of the shawl as the increase to create a zig-zag. Obviously, any sort of increase may be used at the M1R M1L increase point. To make a wider border, replace k4/k5 (first section is one larger because of the increase with however many stitches you want and cast on/purl back by that many …
Knitted on zig-zag border for a Elizabeth Zimmerman Pi shawl (or anything). Rather than doing a YO k2tog at the join, I just use the next stitch of the shawl as the increase to create a zig-zag. Obviously, any sort of increase may be used at the M1R M1L increase point. To make a wider border, replace k4/k5 (first section is one larger because of the increase with however many stitches you want and cast on/purl back by that many more. The sections do not have to be even, for example, CO26 and increase the K4 in the middle to k9. Stockinet version
Shown with a cast-on count of 10 stitches.