Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 171df0172a8fbbc9a5c4185acc1bf5b84bb4a6b1b022370bd5fa9c5efb9b171f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^