Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9c420cd9750920b5e80c24eeb3a4d49d59e0836ec0af6712d840d059cfa2be30:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^