Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 425b70f65a44c2eb00b3f9302370ecbc4cc9bbad9f04168a85f78a165063f2ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^