Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c8b0f6324725849d3ca1b6369fc46ef1630d35b9e8f653d3af35132711ccca8f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^