Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8b2699f6dca9147a32719afe67c3e4a2973c74bf1fddc2cec3ee409004f0cdd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^