Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a009db59ad1511beea0031626be13da33edb43f951f9aa566839135a6b12ad0b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^