Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f69417d3619a49f41c5d220fbc30357bf27518f86874d7066aa616ccb9825e39:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^