Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 61088ca1e0f1f02e21f89a8bdf9f45d6be5c971c552ab3eb00574bdfcab96a0f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^