Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd4f778d5af4cdc7280e7d66218cf70954fd058046990b2cb2b0791b6b5d2cea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^