Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2b0dc37cfaaf5d26230e9276206d8806fbe7ef46ba7f0a5e54bdec3be293b373:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^