Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 826a3ed56645097cb218e0d1dbd8a90656a1d16c31deaa496d9b8ab5e8694760:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^