Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f3f370eeba36fcedb83d3c9200071658dc31f726afbb6d7f38d4b4371cc2c72:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^