Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cbbcf15afa7afc052e3db19a95600cb6de1752d99fbf8bb731092159836e982f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^