Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0e08548b0d7c62a00ed38d1ce4739c45586b071de5ca6ec0942939cbbede8c6a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^