Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 99eef08f3004d7567eff5a6b2c5d8e8291a2b8be40599317394075258b10b7bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^