Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad966481345b00888f82479e2da07428546092a1b1da8a296ed0f66350434ba4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^