Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49c786b2fb628dc392c305b606c82f3b0217bac3b615d04f5a21dc7506312d20:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^