Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f85a45da69826f4a077d482c5d5e1fa5d17150018290c207d5e5b9a7933a138:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^