Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bbd7870437d306866430120d11c770baf5f32ae089f8ebd1bdadebfd9385431:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^