Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 825094cb4f84d02c5309021619b3c558eca5a679b677612ac2be151ff9ca856a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^