Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f781f16bcb2076a372dc94db8f2c820ca8eb91af7573705db33d900e72dbe0fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^