Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9fa6f46c20d3e18c466751c2652d750273c7e89e98f52801ee0c2faa85bbb9c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^