Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa90dd1cca0f21103140527de9a576c0189801be98315495e62bc1aadb79569a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^