Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20d1005180220a93f6b0275d25305a443b2269ba3882313e8580169624a6576e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^