Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f5db481ead2cba1970eede15cc7f0bdd547fa86c5ed59e1bb9a7b70b35089a1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^