Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ffa619d63c05a0ffdffbf2034bcb8543925746d3148bc6a8c33ca9ea3ca9656e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^