Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b3fe13591dc241602d3d8bdc3e98988b68d9f2563efbce97f55e5507d0f0b914:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^