Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 27aa2c4aad014690112e4ff88819924db3416f06388079618f80a65a6d9e2f38:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^