Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7047044125c19033013f3f67accd19358d8b4901136f9b7f95bcd9aecb0e76d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^