Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d2c0a1f079f3a11c868aaeea528dfdca94591cd79d186a169b808b552aa6dd56:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^