Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19f8bf2088ae2a3f1b3680a996a84c6cecbbcde7e36b7dac84ebc20332992cec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^