Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3cab918cb2be429a6988253dc25047c5d7a0593513ea4d4db25c2070886d34f9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^