Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6ab162bf5a90924f641a8361d75dbaa60689a7e454e3df53b4a9f62d2c7a87b2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^