Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1956274c7b17508213de703cd59f6542be3e2447f21f57d9d199a4c7dd9f23b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^