Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 066307bd3cd3ec8f922d3ed0a192a0f7040424d186d93def18b6dd2482625f1c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^