Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8a48f4cc408ce463f3fd6ac2cd18b1f41fd9edc3f5dbb702ce5e7fd9fab93cad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^