Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d632f78c82ff90bd98277806f5ad1d644520da90ec1c60747625ec6b5fe8d8b4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^