Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ee380605b4171b5ac52c1ee600f9fd0cf6f59c8bd2971efbf830318b49e9076:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^