Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 969e55aa858ac77b258e3b79e136a18f99b9d085f2801a4108b48ca5384faf27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^