User contributions for T4schmidt

30 July 2025

• 13:5213:52, 30 July 2025 diff history +415 Gramian Matrix (Q6674006) ‎Created claim: specialized by (P1684): Observability Gramian (Q6673781)
• 13:5113:51, 30 July 2025 diff history +433 Observability Gramian (Generalized) (Q6674005) ‎Created claim: specialized by (P1684): Observability Gramian (Q6673781)
• 13:5113:51, 30 July 2025 diff history +415 Gramian Matrix (Q6674006) ‎Created claim: specialized by (P1684): Controllability Gramian (Q6673780)
• 13:5113:51, 30 July 2025 diff history +433 Controllability Gramian (Generalized) (Q6674004) ‎Created claim: specialized by (P1684): Controllability Gramian (Q6673780)
• 13:5013:50, 30 July 2025 diff history −433 Observability Gramian (Q6673781) ‎Removed claim: specialized by (P1684): Observability Gramian (Generalized) (Q6674005)
• 13:5013:50, 30 July 2025 diff history −433 Controllability Gramian (Q6673780) ‎Removed claim: specialized by (P1684): Controllability Gramian (Generalized) (Q6674004) Tag: Manual revert
• 13:4813:48, 30 July 2025 diff history 0 Gramian Matrix (Q6674006) ‎Changed claim: specialized by (P1684): Observability Gramian (Generalized) (Q6674005)
• 13:4813:48, 30 July 2025 diff history 0 Gramian Matrix (Q6674006) ‎Changed claim: specialized by (P1684): Controllability Gramian (Generalized) (Q6674004)
• 13:4613:46, 30 July 2025 diff history +2 Observability Gramian (Generalized) (Q6674005) ‎Changed [en] label: Observability Gramian (Generalized)
• 13:4413:44, 30 July 2025 diff history −1 Controllability Gramian (Generalized) (Q6674004) ‎Changed [en] label: Controllability Gramian (Generalized)
• 13:4313:43, 30 July 2025 diff history +3 Controllability Gramian (Generalized) (Q6674004) ‎Changed [en] label: Controllability Gramian (Generalized )
• 13:1513:15, 30 July 2025 diff history +433 Controllability Gramian (Q6673780) ‎Created claim: specialized by (P1684): Controllability Gramian (Generalized) (Q6674004)
• 13:1413:14, 30 July 2025 diff history −415 Observability Gramian (Q6673781) ‎Removed claim: specialized by (P1684): Controllability Gramian (Generalized) (Q6674004)
• 13:1313:13, 30 July 2025 diff history −382 Gramian Matrix (Q6674006) ‎Removed claim: related URL (P1690): https://en.wikipedia.org/wiki/Gram_matrix
• 13:1313:13, 30 July 2025 diff history +380 Gramian Matrix (Q6674006) ‎Created claim: described at URL (P104): https://en.wikipedia.org/wiki/Gram_matrix
• 13:1113:11, 30 July 2025 diff history +93 Jørgen Pedersen Gram (Q1453354) ‎Added [en] description: Danish mathematician (1850–1916) current
• 13:0913:09, 30 July 2025 diff history +344 Observability Gramian (Q6673781) ‎Created claim: Wikidata QID (P12): Q7075420
• 13:0913:09, 30 July 2025 diff history +390 Observability Gramian (Q6673781) ‎Created claim: described at URL (P104): https://en.wikipedia.org/wiki/Observability_Gramian
• 13:0813:08, 30 July 2025 diff history −392 Observability Gramian (Q6673781) ‎Removed claim: related URL (P1690): https://en.wikipedia.org/wiki/Observability_Gramian
• 13:0413:04, 30 July 2025 diff history −394 Controllability Gramian (Q6673780) ‎Removed claim: related URL (P1690): https://en.wikipedia.org/wiki/Controllability_Gramian
• 13:0313:03, 30 July 2025 diff history +342 Controllability Gramian (Q6673780) ‎Created claim: Wikidata QID (P12): Q83587
• 13:0213:02, 30 July 2025 diff history +392 Controllability Gramian (Q6673780) ‎Created claim: described at URL (P104): https://en.wikipedia.org/wiki/Controllability_Gramian
• 12:5812:58, 30 July 2025 diff history −7 Observability Gramian (Q6673781) ‎Changed [en] label: Observability Gramian
• 12:5712:57, 30 July 2025 diff history −7 Controllability Gramian (Q6673780) ‎Changed [en] label: Controllability Gramian
• 12:4912:49, 30 July 2025 diff history −343 Anharmonicity Constant (Perturbation Theory) (Q6674132) ‎Removed claim: Wikidata QID (P12): Q545228
• 12:4612:46, 30 July 2025 diff history +667 Allee Effect (Q6674126) ‎Changed claim: image (P356): A graph showing the difference between strong and weak Allee effects.svg
• 12:4612:46, 30 July 2025 diff history +412 Allee Effect (Q6674126) ‎Created claim: image (P356): A graph showing the difference between strong and weak Allee effects.svg
• 12:4512:45, 30 July 2025 diff history +381 Allee Effect (Q6674126) ‎Created claim: described at URL (P104): https://en.wikipedia.org/wiki/Allee_effect
• 10:3310:33, 30 July 2025 diff history −4 Schrödinger Equation (Time Dependent) (Q6534305) ‎Changed claim: defining formula (P989): \mathrm{i} \hbar \frac{\partial}{\partial t} |\psi (t)\rangle = \hat H |\psi (t)\rangle
• 10:2810:28, 30 July 2025 diff history +91 Erwin Schrödinger (Q1565702) ‎Added [en] description: Austrian physicist (1887–1961) current
• 09:5309:53, 30 July 2025 diff history +364 Wave Vector of an Electron (Q6674123) ‎Created claim: related URL (P1690): https://en.wikipedia.org/wiki/Wave_vector
• 09:5209:52, 30 July 2025 diff history +433 Wavenumber (Q6775573) ‎Created claim: specialized by (P1684): Wave Vector (Q6775572)
• 09:4709:47, 30 July 2025 diff history +379 Wavenumber (Q6775573) ‎Created claim: described at URL (P104): https://en.wikipedia.org/wiki/Wavenumber
• 09:4609:46, 30 July 2025 diff history +343 Wavenumber (Q6775573) ‎Created claim: Wikidata QID (P12): Q192510
• 09:4509:45, 30 July 2025 diff history +433 Wavenumber (Q6775573) ‎Created claim: MaRDI profile type (P1460): MaRDI quantity profile (Q6534271)
• 09:4409:44, 30 July 2025 diff history +429 Wavenumber (Q6775573) ‎Created claim: instance of (P31): kind of quantity (Q6534245)
• 09:4409:44, 30 July 2025 diff history +433 Wavenumber (Q6775573) ‎Created claim: community (P1495): MathModDB (Q6534265)
• 09:4309:43, 30 July 2025 diff history +431 N Wavenumber (Q6775573) ‎Created a new Item: Wavenumber, inverse of the wavelength, i.e. the spatial frequency of a wave.
• 09:3909:39, 30 July 2025 diff history +433 Wave Vector (Q6775572) ‎Created claim: specialized by (P1684): Wave Vector of an Electron (Q6674123)
• 09:3809:38, 30 July 2025 diff history +343 Wave Vector (Q6775572) ‎Created claim: Wikidata QID (P12): Q657009
• 09:3809:38, 30 July 2025 diff history +380 Wave Vector (Q6775572) ‎Created claim: described at URL (P104): https://en.wikipedia.org/wiki/Wave_vector
• 09:3709:37, 30 July 2025 diff history +433 Wave Vector (Q6775572) ‎Created claim: MaRDI profile type (P1460): MaRDI quantity profile (Q6534271)
• 09:3709:37, 30 July 2025 diff history +429 Wave Vector (Q6775572) ‎Created claim: instance of (P31): quantity (Q6534237)
• 09:3609:36, 30 July 2025 diff history +433 Wave Vector (Q6775572) ‎Created claim: community (P1495): MathModDB (Q6534265)
• 09:3609:36, 30 July 2025 diff history +376 N Wave Vector (Q6775572) ‎Created a new Item: Wave Vector, vector pointing in the direction of a wave and whose magnitude is equal to the wavenumber
• 09:3109:31, 30 July 2025 diff history −343 Wave Vector of an Electron (Q6674123) ‎Removed claim: Wikidata QID (P12): Q657009
• 09:3109:31, 30 July 2025 diff history +378 Wave Vector of an Electron (Q6674123) ‎Created claim: related URL (P1690): https://www.wikidata.org/wiki/Q657009

29 July 2025

• 16:2616:26, 29 July 2025 diff history +24 Quantum Potential Operator (Q6674109) ‎Changed claim: related URL (P1690): https://en.wikipedia.org/wiki/Hamiltonian_(quantum_mechanics)
• 16:2616:26, 29 July 2025 diff history +360 Quantum Potential Operator (Q6674109) ‎Created claim: related URL (P1690): https://www.wikidata.org/wiki/Q660488
• 16:2616:26, 29 July 2025 diff history +378 Quantum Potential Operator (Q6674109) ‎Created claim: related URL (P1690): https://www.wikidata.org/wiki/Q660488