Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f023511b9eb531dd5c8fba49e4bc1d24e235d3b780c5493095ae1f91b8543ce8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^