Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6c4c8e9065343d8919b9fb124153e7603c674f6f2cc18ef6fa844a020cefc01:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^