Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a149acafd8e6dcdc8d1d7ee98add5833b46e4cf4628cd8dfda64be605799d11a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^