Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8cfc4b77273c4a74309e1b9ddb090cd8ab67fef9651a173c881bd3f19af88fb6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^