Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5a3fdfc5ce18ecb9d4d906aedaabebeddeded97773951bae0ae38de9ff21b946:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^