Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47be135524810603280d25b6ccbfd454835d2efabadc4012282da49695a2a8a2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^