Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 913bc774fa68cde4a9b449f2240c54085cc1077a5498f9d23d177a6826d781b2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^