Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4744c008fd95515a50f95a5953b28a7a8ad86338284351e848412d4ddc8b8f29:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^