Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1801fbd72b7a0e87d1c76fe42666d4e1a516d948e1beb9d6795d405604ad6f73:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^