Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fba2559298446e98a1fc8ed80f73b314108b1c5e7fe7b0bde74e6a4b809e083e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^