Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c691616ce6af9b5c8b44a10ec3647c72fdfd3426982375030fcda7422203c373:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^