Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 25d0b8e1567d1804780893ffe0b94f09a6bd7f2d59cc7cc04833c72f695fdeec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^