Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 853315129519fc6dd449f656a90fd3f2bdb47f26cdf73d574d0f373761b26ec7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^