Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b12cb3a44eeecd790fa0e65c6706d1dbd5f0021ef388110be6c8150218509e6a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^