Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2185442d1f0b48512c2bb404439601d83adbad61859290659591856cffaf7263:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^