Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8a77238cabbc11c89f6480138d8e0a1e3df27d142975dc3203447be799af483d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^