Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72fcf054ad365984bd32e5731bde1d8f5bf1eb77184601aa16914a3d2419e6c9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^