Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 489af9dc184fde34e3b7987ffbccc7e983631f72c54e22aebdeab12d80a584cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^