Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b8643e70be6a0ec15c37f62fbf93b9ed58d7f2e95ae331465867d2dda985a33:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^