Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70ea44b51c1402c7e599d44eb39a4e7a90d40ba08b3964d34aad0efdea95f324:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^