Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ad7e407b7727cd8365320dad373f117f0d4a155c141dc010ef1f0261c2c50fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^