04:1804:18, 23 September 2023diffhist−1
Chrysler Air-Raid Siren
Corrected 100 yards to 100 feet. If that was the value at 100 yards the siren would be vastly more than 100 percent efficient. Sadly there are no sources good enough to make me feel happy about this value.Tags: Mobile editMobile web edit
07:2507:25, 13 February 2022diffhist−602
Susceptor
Removed etymology. The citation given is completely irrelevant, and the information about susceptance is false.Tags: Mobile editMobile web edit
15:2315:23, 28 September 2020diffhist−29
Borazine
→Structure: Removed an incorrect and unprofessional sentence. Due to Borazine's symmetry, it cannot be polar, though it can contain polar bonds.Tags: Mobile editMobile web edit
06:2206:22, 31 January 2019diffhist0
Symmetric matrix
reversed the order of the implication, since symmetry being true makes normality true, not the other way around. non-symmetric matrices can be normal
04:1804:18, 23 September 2023diffhist−1
Chrysler Air-Raid Siren
Corrected 100 yards to 100 feet. If that was the value at 100 yards the siren would be vastly more than 100 percent efficient. Sadly there are no sources good enough to make me feel happy about this value.Tags: Mobile editMobile web edit
07:2507:25, 13 February 2022diffhist−602
Susceptor
Removed etymology. The citation given is completely irrelevant, and the information about susceptance is false.Tags: Mobile editMobile web edit
15:2315:23, 28 September 2020diffhist−29
Borazine
→Structure: Removed an incorrect and unprofessional sentence. Due to Borazine's symmetry, it cannot be polar, though it can contain polar bonds.Tags: Mobile editMobile web edit
06:2206:22, 31 January 2019diffhist0
Symmetric matrix
reversed the order of the implication, since symmetry being true makes normality true, not the other way around. non-symmetric matrices can be normal