Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 393e09dd943609b1912e868e6013cdeb14f8c404e2d0977466736d70093be433:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^