Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eb91a8e2368dc365c5bc981cfcfad90bfcaddf62158c64e8de9f65faca5ed2f8:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^