Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 76e41dbeb6c097344f787f50e29026de041135285b83446ad1f66ead32012d2f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^