Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ba651903823f404bfd2ca3e2cd7e21be2195aad5bb9580bdf4ed1aaef6920dc:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^