Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6747a171215aed715e05757ca9b97dc7c1271c06ddb5cc709ab5ec24541a63ed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^